Holidays and Observances
Alphabetical Listing of N Holidays

Below, you can find a Holidays and Observances Alphabetical Listing of US Holidays and World Holidays and Observances that start with N.  We are still adding names to the list, so more information will be coming. 

After we complete the summary pages on the site, we will start working on a detailed page(s) for each Holidays and Observance. Once a page is completed for each Holiday or Observance, it will be linked up below, as well as it's related Daily Holidays page. (that should keep us busy for the next 5 years or so!!)

Search for Holidays Alphabetically:

A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X-Y-Z


N

  • NAACP Day - February 12
  • Name Your PC Day - November 20
  • Name Your Poison Day - June 8
  • Name Yourself Day - April 9
  • Namesake Day - March 5, 2017  (First Sunday in March)
  • Nametag Day - March 9, 2017 (Thursday of First Full Week in March)
  • NanoDays  - March 25 - April 2, 2017
  • NAOSH Week - May 1-7, 2016
  • NASCAR Day - May 19, 2017 (Third Friday in May)
  • National 12 Hour Fresh Breath Day - December 12
  • National Aardvark Week - Second Week of March
  • National Absinthe Day - March 5
  • National Accordion Awareness Month - Entire Month of June
  • National Acorn Squash Day - September 7
  • National Activity Professionals Week - January 17-23, 2017
  • National Adoption Day - November 19, 2016 (Saturday before Thanksgiving)
  • National Adoption Month - Entire Month of November
  • National Adoption Week - Week of US Thanksgiving
  • National Adult Day Services Week - September 13-19, 2015 (Third week of September)
  • National African American Women's Fitness Month - Entire Month of April
  • National Agriculture Day - March 21, 2017 (Falls During National Agriculture Week Each Year)
  • National Agriculture Week - March 12-18, 2017
  • National AIDS Awareness Month - Entire Month of October
  • National Airborne Day - August 16
  • National Alcohol & Drug Addiction Recovery Month - Entire Month of September
  • National Alcohol & Other Drug-Related Birth Defects Week - May 7-13 2017 (First Full Week in May)
  • National Alcohol Screening Day - April 6, 2017 (Thursday of First Full Week in April)
  • National Allergy and Asthma Awareness Month - Entire Month of May
  • National Alfred Hitchcock Day - March 12
  • National Allied Health Professions Week - November 3-9, 2014
  • National Almond Day - February 16
  • National Almond Buttercrunch Day - June 29
  • National Alzheimer's Disease Awareness Month - Entire Month of November
  • National Amaretto Day - April 19
  • National American Indian Heritage Month - Entire Month of November
  • National American Teddy Bear Day - November 14
  • National Ampersand Day - September 8
  • National And Global Youth Service Days - April 28-30, 2017 (Last Weekend in April)
  • National Angel Food Cake Day - October 10
  • National Animal Advocacy Day - April 30
  • National Animal Control Appreciation Week - April 9-15, 2017 (Second Full Week of April)
  • National Animal Control Officer Appreciation Week - April 10-16, 2016 
  • National Animal Disaster Preparedness Day - May 8
  • National Animal Poison Prevention Week - March 19-25, 2017 (Third Full Week in March)
  • National Animal Safety and Protection Month - Entire Month of October
  • National Animal Shelter and Rescue Appreciation Week - November 6-12, 2016 (First Full Week of November)
  • National Anisette Day - July 2
  • National Answer Your Cat's Question Day - January 22
  • National Anthem Day - March 3
  • National Ants on a Log - September 8, 2015 (Second Tuesday in September)
  • National Anxiety & Depression Awareness Week - May 7-13, 2017 (First Full Week in May)
  • National Anxiety Month - Entire Month of April
  • National Aphasia Awareness Month - Entire Month of June
  • National Aplastic Anemia & MDS Awareness Week - March 1-6
  • National Apple Betty Day - October 5
  • National Apple Dumpling Day - September 17
  • National Apple Month - Entire Month of October
  • National Apple Pie Day - December 3
  • National Apple Pie Day - May 13
  • National Apple Turnover Day - July 5
  • National Apple Week - Second Week of August
  • National Apple Strudel Day - June 17
  • National Applejack Month - Entire Month of October
  • National Applesauce Cake Day - June 6
  • National Apricot Day - January 9
  • National Archery Day - May 13, 2017 (Second Saturday in May)
  • National Artichoke Hearts Day - March 16
  • National Arts and Humanities Month - Entire Month of October
  • National Asian and Pacific Islander HIV/AIDS Awareness Day - May 19
  • National Ask An Atheist Day - April 20, 2017 (Third Thursday of April)
  • National Asparagus Month - Entire Month of May
  • National Assisted Living Week - September 13-19, 2015
  • National Atheist Day - April 1
  • National Athletic Trainers Month - Entire Month of March
  • National Atrial Fibrillation Awareness Month - Entire Month of September
  • National Attend Your Grandchild's Birth Day - September 29
  • National Attention Deficit Disorder Awareness Day - September 18
  • National Audiology Awareness Month - Entire Month of October
  • National Authors' Day - November 1
  • National Autism Awareness Month - Entire Month of April
  • National Automotive Service Professional Week - June 11-17, 2017 (Week with June 12th in it)
  • National Aviation Day - August 19
  • National Aviation Week - August 15-21, 2017 (Always during the week of Orville Wright's Birthday on August 19)
  • National Awkward Moments Day - March 18
  • National Baby Food Week - July 19-22, 2017
  • National Bacon Day - February 26
  • National Babysitters Day - May 13, 2017 (Saturday before Mother's Day)
  • National Back to School Month - Entire Month of August
  • National Backyard Games Week - May 22-29, 2017
  • National Bagels and Lox Day - February 9
  • National Bake and Decorate Month - Entire Month of October
  • National Bake Week - April 3-9, 2017 (Begins First Monday of April)
  • National Baked Alaska Day - February 1
  • National Baked Bean Month - Entire Month of July
  • National Baked Ham with Pineapple Day - April 16, 2017 - (Same day as Easter)
  • National Baked Scallops Day - March 12
  • National Banana Bread Day - February 23
  • National Banana Cream Pie Day - March 2
  • National Banana Split Day - August 25
  • National Barbeque Month - Entire Month of May
  • National Barbecued Spareribs Day - July 4
  • National Barefoot Week - June 1-7, 2015 (First Week in June)
  • National Bargain Hunting Week - August 7-13, 2017 (First Monday-Friday Week)
  • National Barrier Awareness Day - May 7National Bathroom Reading Month - Entire Month of JuneNational Battery Day - February 18
  • National Bavarian Cream Pie Day - November 27
  • National Bavarian Crepes Day - March 22
  • National Be Heard Day - March 7
  • National Be Kind to Lawyers Day - April 11, 2017 (Second Tuesday in April)
  • National Be Nasty Day - March 8
  • National Be On-Purpose Month - Entire Month of January
  • National Bean Day - January 6
  • National Bed Check Month - Entire Month of September
  • National Beer Day - April 7
  • National Bible Sunday - January 22, 2017
  • National Bible Week - November 20-26, 2016 (Sunday to Sunday of the Week of US Thanksgiving)
  • National Bicarbonate of Soda Day (Baking Soda) - December 30
  • National Bicycle Safety Month - Entire Month of May
  • National Bike to School Day - May 10, 2017
  • National Bike to Work Day - May 19, 2017 (Third Friday in May)
  • National Bike to Work Week - May 15-19, 2017
  • National Bike Week - Third Week of May
  • National Bill Cosby Sweater Day - January 20
  • National Biodiesel Day - March 18
  • National Bird Day - January 5
  • National Bird Feeding Month - Entire Month of February
  • National Birding Day - April 1, 2017 (First Saturday of April)
  • National Birth Defects Prevention Month - Entire Month of January
  • National Biscotti Day - September 29
  • National Biscuit and Gravy Week - September 6-12, 2015 (Second Week of September)
  • National Biscuit Month - Entire Month of September
  • National Bison Month - Entire Month of July
  • National Bittersweet Chocolate with Almonds Day - November 7
  • National Black Cat Appreciation Day - August 17
  • National Black Cat Day - November 17
  • National Black Cow Day - June 10
  • National Black Dog Day - October 1
  • National Black Family Month - Entire Month of July
  • National Black Forest Cake Day - March 28
  • National Black History Month - Entire Month of February
  • National Black HIV/AIDS Awareness Day - February 7
  • National Black Women in Jazz and the Arts Day - March 1
  • National Bladder Health Awareness Month - Entire Month of November
  • National Blond Brownie Day - January 22
  • National Blood Donor Month - Entire Month of January
  • National Bloody Mary Day - January 1
  • National Blueberries Month - Entire Month of July
  • National Blueberry Muffin Day - July 11
  • National Blueberry Pancake Day - January 28
  • National Blue Ribbon Week - April 2-8, 2017 (First Full Week of April)
  • National BLT Sandwich Month - Entire Month of April
  • National Blueberry Pie Day - April 28
  • National Blueberry Popover Day - March 10
  • National Blueberry Popsicle Day - September 2
  • National Bluebird of Happiness Day - September 24
  • National Bobblehead Day - January 7
  • National Body Piercing Week - June 11-16, 2017
  • National Bologna Day - October 24
  • National Bomb Pop Day - June 29, 2017 (Last Thursday in June)
  • National Book Blitz Month - Entire Month of January
  • National Book It Day - October 1
  • National Book Month - Entire Month of October
  • National Bookmobile Day - April 12, 2017 (Third Wednesday of April)
  • National Bootleggers Day - January 17
  • National Boss Day - October 17, 2016 (October 16 annually except if it falls on a weekend, then nearest weekday)
  • National Boss/Employee Exchange Day - September 12, 2016 (First Monday after Labor Day)
  • National Boston Cream Pie Day - October 23
  • National Bouillabaisse Day - December 14
  • National Bourbon Day - June 14
  • National Bourbon Heritage Month - Entire Month of September
  • National Bow Tie Day - August 28
  • National Bowling Day - August 12, 2017 (Second Saturday in August)
  • National Braille Literacy Month - Entire Month of January
  • National Brandied Fruit Day - October 20
  • National Breakfast Month - Entire Month of September
  • National Breast Cancer Awareness Month - Entire Month of October
  • National Breastfeeding Month - Entire Month of August
  • National Bring Your Teddy Bear to Work & School Day - October 12, 2016 (Second Wednesday in October)
  • National Brisket Day - May 28
  • National Brown-Bag-It Day - May 25
  • National Brownies at Brunch Month - Entire Month of August
  • National Bubba Day - June 2
  • National Buffet Day - January 2
  • National Button Day - November 16
  • National Button Week - March 19-25, 2017 (Third Full Week in March)
  • National Bulk Foods Week - Third Week of October
  • National Bullying Prevention Awareness Month - Entire Month of October
  • National Bunsen Burner Day - March 31
  • National Bundt Day - November 14
  • National Business Etiquette Week - June 4-10, 2017
  • National Business Women's Week - October 16-22, 2016 (Third Full Week of October)
  • National Buttercrunch Day - January 20
  • National Buttermilk Biscuit Day - May 14
  • National Butterscotch Pudding Day - September 19
  • National Button Week - March 20-26, 2016 (Third Full Week of March)
  • National Caffeine Awareness Month - Entire Month of March
  • National Cake Day - November 26
  • National Cake Decorating Day - October 15
  • National Camping Month - Entire Month of June
  • National Cancer Prevention Month - Entire Month of February
  • National Cancer Survivors Day - June 4, 2017 (First Sunday in June)
  • National Candied Orange Peel Day - May 4
  • National Candle Month - Entire Month of November
  • National Candy Cane Day - December 26
  • National Candy Corn Day - October 30
  • National Candy Day - November 4
  • National Candy Month - Entire Month of January
  • National Candy Month - Entire Month of June
  • National Canned Luncheon Meat Week - First Week of July
  • National Canning Day - October 23
  • National Canoe Day - June 26
  • National Cappuccino Day - November 8
  • National Caramel Apple Day - October 31
  • National Caramel Custard Day - October 3
  • National Caramel Day - April 5
  • National Caramel Month - Entire Month of October
  • National Caramel Popcorn Day - April 6
  • National Card and Letter Writing Month - Entire Month of April
  • National Cardiac Rehabilitation Week - February 12-18, 2017 (Second Full Week of February)
  • National Care About Your Indoor Air Month - Entire Month of February
  • National Career Nursing Assistants Day - June 15, 2017
  • National Caribbean-American Heritage Month - Entire Month of June
  • National Caribbean-American HIV/AIDS Awareness Day - June 8
  • National Carnation Day - January 29
  • National Carrot Cake Day - February 3
  • National Carrot Day - February 3
  • National Carry a Tune Week - October 2-8, 2016
  • National Case Management Week - October 9-15, 2016 (Second Full Week of October)
  • National Cashew Day - November 22
  • National Cassoulet Day - January 9
  • National Catfish Day - June 25
  • National Catfish Month - Entire Month of August
  • National Cat Day - October 29
  • National Cat Health Month - Entire Month of February
  • National Caviar Day - July 18
  • National Ceiling Fan Day - September 18, 2016
  • National Celery Month - Entire Month of March
  • National Celiac Awareness Day - September 13
  • National Celiac Disease Awareness Month - Entire Month of May
  • National Cenenarian's Day - September 22
  • National Cereal Day - March 7
  • National Cerebral Palsy Awareness Month - Entire Month of March
  • National Cerebral Palsy Day - March 25
  • National Certified Registered Nurse Anesthetists Week - January 22-28, 2017 (Last Full Week in January)
  • National Ceviche Day - June 28
  • National Champagne Day - December 31
  • National Character Counts Week - October 16-22, 2016 (Third Full Week of October)
  • National Cheerleading Safety Month - Entire Month of March
  • National Cheerleading Week - March 1-7
  • National Cheese Day - June 4
  • National Cheese Doodle Day - March 5
  • National Cheese Fondue Day - April 11
  • National Cheese Lover's Day - January 20
  • National Cheese Pizza Day - September 5
  • National Cheese Souffle Day - May 18
  • National Cheeseball Day - April 17
  • National Cheeseburger Day - September 18
  • National Cheesecake Day - July 30
  • National Cheesemaker's Day - June 18
  • National Chef's Appreciation Week - August 20-26, 2017 (Third Week in August)
  • National Chemistry Week - October 16-22, 2016 (Third Full Week of October)
  • National Cherish an Antique Day - April 9
  • National Cherries Jubilee Day - September 24
  • National Cherry Cheesecake Day - April 23
  • National Cherry Cobbler Day - May 17
  • National Cherry Dessert Day - May 26
  • National Cherry Month - Entire Month of February
  • National Cherry Pie Day - February 20
  • National Cherry Popover Day - September 1
  • National Cherry Popsicle Day - August 26
  • National Cherry Tart Day - June 18
  • National Cherry Turnover Day - August 28
  • National Chess Day - October 9 and October 13
  • National Chestnut Week - October 9-15, 2016 (Second Full Week of October)
  • National Chicken Cacciatore Day - October 15
  • National Chicken Dance Day - May 14
  • National Chicken Lady Day - November 4
  • National Chicken Month - Entire Month of September
  • National Chicken Wing Day  - July 29
  • National Child Abuse Prevention Month - Entire Month of April
  • National Child Awareness Month - Entire Month of September
  • National Child Centered Divorce Awareness Month - Entire Month of January and July
  • National Childhood Injury Prevention Month - Entire Month of September
  • National Childhood Injury Prevention Week - September 1-7
  • National Child Mental Health Month - Entire Month of November
  • National Childhood Obesity Awareness Month - Entire Month of September
  • National Children's Book Week - May 1-7, 2017 (First Full Week starting on a Monday)
  • National Children's Day - June 11, 2017 (Second Sunday in June)
  • National Children's Day - October 8
  • National Children's Dental Health Month - Entire Month of February
  • National Children's Mental Health Awareness Day - May 11, 2017 (Thursday of the First Full Week in May)
  • National Children's Mental Health Week - May 7-13, 2017 (First Full Week in May)
  • National Chili Day - February 23, 2017 (Last Thursday of February)
  • National Chili Month - Entire Month of October
  • National Chili Week - First Week of October
  • National Chili Dog Day - July 27, 2017 (Last Thursday in July)
  • National Chimney Safety Week - October 2-8, 2016 (Week before Fire Prevention Week)
  • National Chip and Dip Day - March 23
  • National Chiropractic Health Month - Entire Month of October
  • National Chocolate Brownie Day - December 8
  • National Chocolate Caramel Day - March 19
  • National Chocolate Chip Day - May 15 and August 4
  • National Chocolate Covered Anything Day - December 16
  • National Chocolate Covered Cashews Truffle Day - April 21
  • National Chocolate Covered Cherry Day - January 3
  • National Chocolate Covered Insects Day - October 14
  • National Chocolate Covered Nuts Day - February 24
  • National Chocolate Covered Raisin Day - March 24
  • National Chocolate Cupcake Day - October 18
  • National Chocolate Custard Day - May 5
  • National Chocolate Custard Month - Entire Month of May
  • National Chocolate Day - October 28, December 28 and December 29th
  • National Chocolate Eclair Day - June 22
  • National Chocolate Fondue Day - February 5
  • National Chocolate Ice Cream Day - June 7
  • National Chocolate Milk Day - September 27
  • National Chocolate Milkshake Day - September 12
  • National Chocolate Mint Day - February 19
  • National Chocolate Mousse Day - April 3
  • National Chocolate Parfait Day - May 1
  • National Chocolate Pecan Pie Day - August 20
  • National Chocolate Pudding Day - June 26
  • National Chocolate Souffle Day - February 28
  • National Chocolate Wafer Day - July 3
  • National Cholesterol Education Month - Entire Month of September
  • National Chopsticks Day - February 6
  • National Chronic Fatigue Syndrome Awareness Month - Entire Month of March
  • National Cinnamon Crescent Day - April 10
  • National Cinnamon Raisin Bread Day - September 16
  • National Clam Chowder Day - February 25
  • National Clams on the Half Shell Day - March 31
  • National Clean Hands Week - September 18-24, 2016
  • National Clean Off Your Desk Day - January 9, 2017 (Second Monday in January)
  • National Clean Out Your Garage Day - September 12, 2015 (Saturday After Labor Day)
  • National Clean Out Your Inbox Week - January 22-29, 2017
  • National Clean Out Your Refrigerator Day - November 15
  • National Clean Up Your Computer Month - Entire Month of January
  • National Clean Up Your IRS Act Month - Entire Month of March
  • National Clean Your Virtual Desktop Day - October 17, 2016 (Third Monday in October)
  • National Cleaning Week - March 26 - April 2, 2017 (Last Week of March)
  • National Cleft & Craniofacial Awareness & Prevention Month - Entire Month of July
  • National Cocoa Day - December 12
  • National Coconut Cream Pie Day - May 8
  • National Coffee Break Day - January 20
  • National Coffee Day - September 29
  • National Coffee Ice Cream Day - September 6
  • National Coffee Milkshake Day - July 26
  • National Cogenital Cytomegalovirus Awareness Month - Entire Month of June
  • National Cognac Day - June 4
  • National Coin Week - April 16-22, 2017 (Fourth Week in April)
  • National Cold Cuts Day - March 3
  • National Collect Rocks Day - September 16
  • National College Colors Day - September 2, 2016 (First Friday of College School Year)
  • National Collegiate Alcohol Awareness Week - October 16-22, 2016
  • National Collegiate Health and Wellness Week - March 3-9, 2013 (2014 Date TBA)
  • National Color Therapy Month - Entire Month of March
  • National Colorectal Cancer Awareness Month - Entire Month of March
  • National Columnists Day - April 18 
  • National Comfort Month - Entire Month of May
  • National Coming Out Day - October 11
  • National Common Courtesy Day - March 21
  • National Community Action Month - Entire Month of May
  • National Commuter Challenge - June 4-10, 2017
  • National Compliment Day - January 24
  • National Condom Awareness Day - February 14
  • National Condom Month - Entire Month of February
  • National Condom Week - February 14-21
  • National Consumer Protection Week - March 5-11, 2017
  • National Consumers Week - Fourth Week of October
  • National Cook for Your Pets Day - November 1
  • National Cookie Day - December 4
  • National Cookie Month - Entire Month of October
  • National Coq Au Vin Day - May 29
  • National Coquilles St. Jacques Day - May 16
  • National Cordon Bleu Day - April 4
  • National Corn Chip Day - January 29
  • National Corndog Day - March 18, 2017 
  • National Corn Fritters Day - July 16
  • National Corned Beef Hash Day - September 27
  • National Correctional Officer's Week - May 7-13, 2017 (First Full Week in May)
  • National Costume Swap Day - October 14, 2016 (Second Saturday in October)
  • National Cotton Candy Day - December 7
  • National Coupon Month - Entire Month of September
  • National Cowboy Poetry Gathering Week - January 30 - February 4, 2017
  • National CPR and AED Awareness Week - June 1-7
  • National Crabmeat Day - March 9
  • National Craft Month - Entire Month of March
  • National Crazy Day - October 24
  • National Cream Filled Donut Day - September 14
  • National Cream Puff Day - January 2
  • National Creamsicle Day - August 14
  • National Create a Vacuum Day - February 4
  • National Creme Brulee Day - July 27
  • National Creme-Filled Chocolates Day - February 14
  • National Crepes Suzette Day - May 6
  • National Crime Prevention Month - Entire Month of October
  • National Crime Prevention Week - Second Week of February
  • National Crime Victims' Rights Week - April 2-8, 2017
  • National Critical Illness Awareness Month - Entire Month of October
  • National Croissant Day - January 30
  • National Crowd Feed Day - January 16, 2017 (Same Day as Martin Luther King Day, Third Monday in January)
  • National Crown Roast of Pork Day - March 7
  • National Culinary Arts Month - Entire Month of July
  • National Cupcake Day - December 15
  • National Custodial Workers Day - October 2
  • National Cut Your Energy Costs Day - January 10
  • National Cyber Security Awareness Month - Entire Month of October
  • National Daiquiri Day - July 19
  • National Dairy Month - Entire Month of June
  • National Dance Day - April 22, 2017 
  • National Dance Day - July 29, 2017 (Last Saturday in July)
  • National Dance Week - April 23-29, 2017
  • National Dandelion Day - May 6, 2017
  • National D.A.R.E. Day - April 20, 2017
  • National Dark Sky Week - Third Week in April
  • National Data Privacy Day - January 28
  • National Date Nut Bread Day - September 8 and December 22
  • National Date Week (Fruit) - February 17-26 2017
  • National Day of Action Against Bullying and Violence - March 21, 2017
  • National Day of Action on Syringe Exchange - March 21
  • National Day of Action (Peace Corps) - March 2, 2017
  • National Day of Animal Rights - December 10
  • National Day of Encouragement - September 12
  • National Day of Honor - March 19 (2012)
  • National Day of Hope - April 5, 2017 (First Wednesday of April)
  • National Day of Listening - November 25, 2016 (Day After Thanksgiving)
  • National Day of Mourning - November 24, 2016 (Thanksgiving Day)
  • National Day of Prayer - May 4, 2017 (First Thursday in May)
  • National Day of Prayer for Law Enforcement Officers - June 15
  • National Day of Reason - May 4, 2017 (First Thursday in May) - Set up in 2003 by Humanists/Atheists on the same day as the National Day of Prayer for a secular alternative
  • National Day of Remembrance for Aborted Children - September 10, 2016 (Second Saturday in September)
  • National Day of Service - January 18, 2016
  • National Day of Service and Remembrance - September 11
  • National Day of Silence - April 21, 2017
  • National Day of the Cowboy - July 22, 2017 (Fourth Saturday in July)
  • National Day of the Horse - December 13
  • National Day of Unplugging - March 3-4, 2017 (First Friday/Saturday of March)
  • National Day to Prevent Teen Pregnancy - May 3, 2017
  • National Days of Prayer and Remembrance - September 9-11, 2016 (Friday - Sunday closest to 9/11)
  • National Daylight Appreciation Day - June 21
  • National Deaf Dog Awareness Week - September 18-21, 2016 (Last Full Week in September)
  • National Decorating Month - Entire Month of April
  • National Deep Dish Pizza Day - April 5
  • National Deep Fried Clams Day - November 1
  • National Defense Transportation Day - May 19, 2017 (Third Friday in May)
  • National Dental Assistants Recognition Week - March 5-11, 2017
  • National Dental Hygiene Month - Entire Month of October
  • National Depression Education and Awareness Month - Entire Month of October
  • National Depression Screening Day - October 2, 2016
  • National Dessert Day - October 8, 2015 (Second Thursday of October) and October 14
  • National Dessert Month - Entire Month of October
  • National Developmental Disabilities Awareness Month - Entire Month of March
  • National Deviled Egg Day - November 2
  • National Devil's Food Cake Day - May 19
  • National Diabetes Awareness Month - Entire Month of November
  • National Diabetes Education Week - November 2-8, 2014 (First Full Week of November)
  • National Dialysis Technician Recognition Week - October 10-15, 2016 
  • National Dice Day - December 4
  • National Dictionary Day - October 16
  • National Disability Employment Awareness Month - Entire Month of October
  • National Disaster Preparedness Month - Entire Month of September
  • National Disc Golf Day - July 5, 2017 (First Saturday in July)
  • National Disc Jockey Day - January 20
  • National Distracted Driving Awareness Month - Entire Month of April
  • National Diversity Day - October 7, 2016 (First Friday in October)
  • National DNA, Genomics and Stem Cell Education and Awareness Month - Entire Month of September
  • National Doctors Day - March 30
  • National Dog Biscuit Day - February 23
  • National Dog Bite Prevention Week - May 21-27, 2017 (Third Full Week of May)
  • National Dog Day - August 26
  • National Dog House Repairs Month - Entire Month of July
  • National Dog Party Day - June 21
  • National Dog Week - September 20-26, 2015 (Last Full Week of September)
  • National Doll Day - August 6, 2017 (First Sunday in August)
  • National Dolphin Day - April 14
  • National Domestic Violence Awareness Month - Entire Month of October
  • National Donate Life Month - Entire Month of April
  • National Donor Day - February 14
  • National Donor Sabbath - November 11-13, 2016 (Two Weekends Before Thanksgiving)
  • National Donut Day - June 2, 2017 (First Friday in June), and November 5
  • National Doodle Day - February 5, 2016
  • National Down Syndrome Awareness Month - Entire Month of October
  • National Dream Hotline - April 28-30, 2017 (Last Weekend in April)
  • National Dress Up Your Pet Day - January 14
  • National Drinking Straw Day - January 3
  • National Drive Electric Week (Formerly National Plug In Week) - September 12-20, 2015
  • National Drive-Thru Day - July 24
  • National Drunk and Drugged Driving Prevention Month - Entire Month of December
  • National Dry Martini Day - June 19
  • National Duckling Month - Entire Month of May
  • National Dump the Pump Day - June 15, 2017
  • National Dumpling Day - September 26
  • National Duran Duran Appreciation Day - August 10
  • National Eat at a Food Truck Day - June 23, 2017 (Fourth Friday)
  • National Eating Disorders Awareness Week - February 19 - 25, 2017 (Fourth Week in February) 
  • National Eczema Week - September 13-21
  • National Educational Support Professionals Day - November 16, 2016 (Wednesday of Week before Thanksgiving)
  • National Egg Day - June 3
  • National Egg Month - Entire Month of January
  • National Egg Month - Entire Month of May
  • National Egg Nog Day - December 24
  • National Egg Nog Month - Entire Month of December
  • National Egg Salad Week - April 17-23, 2017 (Movable Week Observed the Week After Easter)
  • National Eggs Benedict Day - April 16
  • National Email Week - Second Week of June
  • National Embroidery Month - Entire Month of February
  • National Empanada Day - April 8
  • National Empanada Day - May 8
  • National Employee Health and Fitness Day - May 17, 2017 (Third Wednesday in May)
  • National Endometriosis Awareness Month - Entire Month of March
  • National Engineer's Week - February 19-25, 2017 (Movable Week in February)
  • Natinal English Muffin Day - April 23
  • National English Toffee Day - January 8
  • National Entrepreneurship Week - February 19-26, 2017
  • National Environmental Education Week - April 23-29, 2017
  • National Environmental Services Week - September 11-17, 2016
  • National Epilepsy Awareness Month - Entire Month of November
  • National Explosive Ordinance Disposal (EOD) Day - May 2
  • National Ergonomics Month - Entire Month of October
  • National Escargot Day - May 24
  • National Espresso Day - November 23
  • National Essential Tremor Awareness Month - Entire Month of March
  • National Ethics Awareness Month - Entire Month of March
  • National Etiquette Week - May 8-12, 2017 (Begins Second Monday of Full Week)
  • National Everything You Do is Right Day - March 16
  • National Everything You Think is Wrong Day - March 15
  • National Eye Donor Month - Entire Month of March
  • National Face Your Fears Day - October 11, 2016 (Second Tuesday in October)
  • National Facial Protection Month - Entire Month of April
  • National Fall Foliage Week - September 27 - October 3, 2016 (Begins on the Last Sunday in September)
  • National Fallen Firefighters Memorial Weekend - October 3-4, 2015
  • National Familiar Hypercholesterolemia Day - September 24
  • National Family Caregivers Month - Entire Month of November
  • National Family Health History Day - November 24, 2016 (Always on Thanksgiving Day)
  • National Family Literacy Day - November 1
  • National Family Month (May 13 - June 17)
  • National Family Sexuality Education Month - Let's Talk - Entire Month of October
  • National Family Week - May 7-13, 2017 (First Full Week of May)
  • National Farm & Ranch Safety and Health Week - September 18-24 2016
  • National Farm Animals Awareness Week - September 17-24, 2016 (Third week of September)
  • National Farm Animals Day - April 10
  • National Farm to School Month - Entire Month of October
  • National Farmers Market Month - Entire Month of August
  • National Farmers Market Week - August 6-12, 2017 (First Week of August)
  • National Farriers Week - July 9-15, 2017 (First Full Week in July)
  • National Fast Food Day - November 16
  • National Feral Cat Day - October 16
  • National Ferret Day - April 2
  • National Ferris Wheel Day - February 14
  • National Fetal Alcohol Spectrum Disorders Awareness Month - Entire Month of August
  • National Fettuccine Alfredo Day - February 7
  • National FFA Week - February 19-25, 2017
  • National Fiber Focus Month - Entire Month of January & February
  • National Fibromyalgia Awareness Day - May 12
  • National Field Trip Month - Entire Month of October
  • National Fig Newton Day - January 16
  • National Fig Week - November 1-7 
  • National Filet Mignon Day - August 13
  • National Fire Pup Day - October 1
  • National Fishing & Boating Week - June 3-11, 2017 (First Week in June)
  • National Fix a Leak Week - March 19-25, 2017
  • National Flag Week - June 11-17, 2017 (The Week that starts with June 9th, so it includes June 14th - Flag Day)
  • National Flip Flop Day - June 16, 2017 (Third Friday in June)
  • National Flood Safety Awareness Week - March 16-22, 2014
  • National Flossing Day - November 25, 2016 (Day After Thanksgiving)
  • National Florida Tomato Month - Entire Month of April
  • National Flour Month - Entire Month of March
  • National Flower Day - March 21
  • National Flower Month - Entire Month of March
  • National Fluffernutter Day - October 8
  • National Folic Acid Awareness Week - January 8-14, 2017 (Second Week of January)
  • National Fondue Month - Entire Month of February
  • National Food Bank Week - October 16-22, 2016 (Week that has Oct. 16th in it - World Food Day)
  • National Food Month - Entire Month of April
  • National Food Safety Education Month - Entire Month of September
  • National Food Services Workers Week - Fourth Week of September
  • National Food Truck Day - October 11
  • National Forest Products Week - October 16-22 (Week that starts on the Third Sunday in October)
  • National Former Prisoner of War Recognition Day - April 9
  • National Fossil Day - October 12, 2016 (Wednesday of the Second Full Week in October)
  • National Foster Care Month - Entire Month of May
  • National Fragrance Day - March 21
  • National Fragrance Month - Entire Month of November
  • National Fragrance Week - June -10, 2017 (First Full Week of June)
  • National Frappe Day - October 7
  • National Fraud Awareness Week - August 6-12, 2017 (First Full Week in August)
  • National Freedom Day - February 1
  • National French Bread Day - March 21
  • National French Fries Day - July 13
  • National French Toast Day - November 28
  • National Fresh Breath Day - August 6
  • National Fresh Fruit & Vegetable Month - Entire Month of June
  • National Fresh Squeezed Juice Week - January 17-23
  • National Fried Chicken Day - July 6
  • National Fried Scallops Day - October 2
  • National Fried Shrimp Day - December 20
  • National Friends of Libraries Week - October 16-22, 2016 (Third Full Week of October)
  • National Fritters Day - December 2
  • National Frog Month - Entire Month of April
  • National Frozen Custard Day - August 8
  • National Frozen Food Day - March 4, 2017 (First Saturday in March)
  • National Frozen Food Month - Entire Month of March
  • National Frozen Yogurt Day - June 4
  • National Frozen Yogurt Week - Fourth Week in May
  • National Fruit and Veggies - More Matters Month - Entire Month of September
  • National Fruit Cake Day - December 27
  • National Fruit Cake Month - Entire Month of December
  • National Fruit Cocktail Day - May 13
  • National Fruit Compote Day - March 1
  • National Fudge Day - June 16
  • National Fun at Work Day - January 28
  • National Fun Day - April 1
  • National Gain the Inside Advantage Month - Entire Month of October
  • National Garage Sale Day - August 12, 2017 (Second Saturday in August)
  • National Garden Month - Entire Month of April
  • National Garden Week - June 4-11, 2017
  • National Gardening Exercise Day - June 6
  • National Garlic Month - Entire Month of April
  • National Gay Men's HIV/AIDS Awareness Day - September 27
  • National Gazpacho Aficionado Month - Entire Month of May
  • National Gazpacho Day - December 6
  • National Genealogy Day - March 11, 2017 (Second Saturday in March)
  • National Geographic Day - January 27
  • National Georgia Pecan Month - Entire Month of November
  • National German-American Day - October 6
  • National German Chocolate Cake Day - June 11
  • National Get Out of the Doghouse Day - July 17, 2017 (Third Monday in July)
  • National Ghostwriters Week - March 1-7
  • National Gin Day - November 7
  • National Gingerbread Day - June 5
  • National Gingersnap Day - July 1
  • National Girl Scout Cookie Weekend - February 24-26, 2017
  • National Girlfriend's Day - August 1
  • National Girls & Women in Sports Day - February 1, 2017 (First Wednesday in February)
  • National Glaucoma Awareness Month - Entire Month of January
  • National Glazed Spiral Ham Day - April 15
  • National GLBT Book Month - Entire Month of June
  • National Go Barefoot Day - June 1
  • National Go Birding Day - April 29, 2017 (Last Saturday of April)
  • National Go on a Field Trip Month - Entire Month of October
  • National Goat Cheese Month - Entire Month of August
  • National Golf Day - April 18
  • National Golf Month - Entire Month of August
  • National Good Car-Keeping Month - Entire Month of May
  • National Good Neighbor Day - September 28
  • National Goof Off Day - March 22
  • National Grammar Day - March 4
  • National Grand Marnier Day - July 14
  • National Grandparent's Day - September 11, 2016 (First Sunday after Labor Day)
  • National Granola Bar Day - January 21
  • National Grape Popsicle Day - May 27
  • National Grapefruit Month - Entire Month of February
  • National Grasslands Week - June 15-21, 2014 (Third Week of June)
  • National Greasy Foods Day - October 25
  • National Green Week - February 13-18, 2017
  • National Grilled Cheese Month - Entire Month of April
  • National Grilling Month - Entire Month of July
  • National Grouch Day - October 15
  • National Groundwater Awareness Week - March 6-12, 2016
  • National GSA Employee Day - July 1 (GSA = U.S. General Services Administration)
  • National Guacamole Day - September 16 and November 14
  • National Guide Dogs Month - Entire Month of September
  • National Gumbo Day - October 12
  • National Gumdrop Day - February 15
  • National Gummi Worm Day  - July 15
  • National Gun Appreciation Day - January 19
  • National Gymnastics Day - September 17, 2016
  • National Haiku Poetry Day - April 17
  • National Haiku Poetry Day - December 22
  • National Hamburger Day - December 21
  • National Hamburger Week - Second Week in May
  • National Hamburger Month - Entire Month of May
  • National Hammock Day - July 22, 2014
  • National Handbag Day - October 10
  • National Handshake Day - June 29, 2017 (Last Thursday in June)
  • National Hand Washing Awareness Week - December 4-10, 2016 (First Full Week of December)
  • National Handwriting Analysis Week - January 22-28, 2017 (Week of John Hancock's Birthday of January 23)
  • National Handwriting Day - January 23
  • National Hanging Out Day - April 19
  • National Hard Candy Day - December 19
  • National Harvey Wallbanger Day - November 8
  • National Haskap Berry Day - June 24, 2017 (Last Saturday)
  • National Hate Florida Day - February 18
  • National Have a Heart Day - February 14
  • National Hazelnut Cake Day - June 1
  • National Head Lice Prevention Month - Entire Month of September
  • National Headache Awareness Week - June 4-10, 2017 (First Full Week of June)
  • National Healthcare Facilities & Engineering Week - October 19-25, 2014 
  • National Healthcare Food Service Workers Week - October 3-9, 2016
  • National Healthcare Resource & Materials Management Week - October 6-12, 2013 (First Week in October)
  • National Health Center Week - August 6-12, 2017 (Second Full Week in August)
  • National Health Education Week - October 17-21, 2016 (Third M-F week of October)
  • National Healthcare Decisions Day - April 16
  • National Healthcare Quality Week - October 18-24, 2015 (Third Full Week of October)
  • National Healthcare Supply Chain Week - October 6-13, 2014
  • National Healthy Eating Day - November 6
  • National Healthy Skin Month - Entire Month of November
  • National Heat Safety Awareness Day - May 26, 2017  (Fourth Friday in May)
  • National Heart Health Month - Entire Month of February
  • National Heartworm Awareness Month - Entire Month of April
  • National Heimlich Heroes Week - October 3-7, 2016 (First Full M-F Week in October)
  • National Help a Horse Day - April 26
  • National Hepatitis Awareness Month - Entire Month of May
  • National Herb Day - May 6, 2017 (First Saturday of May)
  • National Herb Week - May 7-13, 2017 (Week Prior to Mother's Day)
  • National Heritage Breeds Day - May 27, 2017
  • National Heritage Breeds Week - May 21-27, 2017
  • National Hermit Week - June 13-20 
  • National High Blood Pressure Education Month - Entire Month of May
  • National High Five Day - April 20, 2017 (Third Thursday of April)
  • National Hippo Day - February 15
  • National Hispanic Heritage Weeks - September 15, 2014 - October 15, 2014 (Last Two Weeks of September and First two weeks of October)
  • National Historic Preservation Week - Second Week of May
  • National Historically Black Colleges & Universities Week - September 18-24, 2016
  • National HIV/AIDS and Aging Awareness Day - September 18
  • National HIV Testing Day - June 27
  • National Hoagie Day - May 5
  • National Hobby Month - Entire Month of January
  • National Hobo Week - August 10-13, 2017
  • National Holistic Pet Day - August 30
  • National Hollerin' Contest Day - June 17, 2017 (Third Saturday in June)
  • National Home-Based Business Week - First Week of October
  • National Home Care Month - Entire Month of November
  • National Home Care Aide Week - November 9-15, 2014
  • National Home Furnishings Month - Entire Month of September
  • National Homebrew Day - May 6, 2017 (First Saturday in May)
  • National Homeless Animals Day - August 19, 2017 (Third Saturday of August)
  • National Homeless Persons Remembrance Day - December 21
  • National Honey Bee Day - August 19, 2017 (Third Saturday of August)
  • National Honey Month - Entire Month of September
  • National Hoodie Hoo Day - February 20
  • National Horse Protection Day - March 1
  • National Horseradish Month - Entire Month of July
  • National Hospice Palliative Care Month - Entire Month of November
  • National Hospital & Health System Pharmacy Week - October 23-29, 2016 
  • National Hospital Day - May 12
  • National Hospital Week - May 7-13, 2017 (Second week in May)
  • National Hot Breakfast Month - Entire Month of February
  • National Hot Cross Bun Day - April 14, 2017 - same day as Good Friday (movable day) and September 11
  • National Hot Dog Day - July 15, 2017
  • National Hot Dog Month - Entire Month of July
  • National Hot Fudge Sundae Day - July 24
  • National Hot Mulled Cider Day - September 30
  • National Hot Pastrami Sandwich Day - January 14
  • National Hot Tea Day - January 12
  • National Hot Tea Month - Entire Month of January
  • National Hug Holiday Week - Third Week of June
  • National Hug Your Boss Day - September 16, 2016
  • National Hug Your Hound Day - September 11, 2016 (Second Sunday in September)
  • National Hugging Day - January 21
  • National Human Trafficking Awareness Day - January 11
  • National Hummingbird Day - September 3, 2016 (First Saturday in September)
  • National Humor Month - Entire Month of April
  • National Hunting and Fishing Day - September 24, 2016 (Fourth Saturday in September)
  • National Hurricane Preparedness Week - May 21-27, 2017
  • National Hydrocephalus Awareness Month - Entire Month of September
  • National I Am In Control Day - March 30
  • National I Want You to Be Happy Day - March 3
  • National Ice Cream Cone Day - September 22
  • National Ice Cream Day - July 16, 2017 (Third Sunday in July)
  • National Ice Cream Month - Entire Month of July
  • National Ice Cream Sandwich Day - August 2
  • National Ice Cream Soda Day - June 30
  • National Iced Tea Day - June 10
  • National Iced Tea Month - Entire Month of June
  • National Iguana Awareness Day - September 10, 2016 (Second Saturday in September)
  • National Immunization Awareness Month - Entire Month of August
  • National Impaired Driving Prevention Month - Entire Month of December
  • National Impotency Month - Entire Month of November
  • National Inane Answering Message Day - January 30
  • National Independent Retailers Week - July 16-22, 2017 (Third Week in July)
  • National Indian Pudding Day - February 17 ,  June 27, and November 13
  • National Indoor Plant Week - September 18-24, 2016 (Third Full Week of September)
  • National Infants Immunization Week - April 16-22, 2017 (Fourth Week of April)
  • National Infertility Awareness Week - April 23-29, 2017
  • National Infertility Survival Day - May 7, 2017 (First Sunday in May)
  • National Influenza Vaccination Week - December 4-10, 2016 (First Full Week of December
  • National Inhalent and Poisons Awareness Week - March 19-25, 2017
  • National Inspiration Role Models Month - Entire Month of November
  • National Invasive Species Awareness Week - February 19-26, 2017
  • National Inventor's Day - February 11
  • National Inventors Month - Entire Month of May
  • National Irish Coffee Day - January 25
  • National Irish Coffee Week - Fourth Week of January
  • National IT Professionals Day - September 20, 2016 (Third Tuesday in September)
  • National ITP Awareness Month - Entire Month of September
  • National IV Nurse Day - January 25
  • National Jamaican Patty Day - August 5, 2017 (First Saturday in August)
  • National Jelly Bean Day - April 22
  • National Jerky Day - June 12
  • National Jewel Day - March 13
  • National Joe Day - March 27
  • National Joy Germ Day - January 8
  • National July Belongs to Berries Month - Entire Month of July
  • National Jump Out Day - March 20
  • National Junk Food Day - July 21
  • National Justice for Animals week - February 19-26, 2017
  • National Kahlua Day - February 27
  • National Kale Day - October 5, 2016 (First Wednesday in October)
  • National Karaoke Week - April 16-22, 2017 (Fourth Week of April)
  • National Kazoo Day - January 28
  • National Keep Kids Creative Week - September 18-24, 2016 (Last Week of September)
  • National Kick Butt Day - October 10, 2016 (Second Monday in October)
  • National Kidney Month - Entire Month of March
  • National Kids' and Pets Day - April 26, 2013
  • National Kids' Day - August 6, 2017 (First Sunday in August)
  • National Kiss of Hope Day - April 29, 2017 (Last Saturday in April)
  • National Kitchen and Bath Month - Entire Month of October
  • National Kite Flying Day - February 9
  • National Kite Month (March 28 - May 3, 2016)
  • National Korean War Veterans Armistice Day - July 27
  • National Knuckles Down Month - Entire Month of April
  • National Kraut Sandwich Week - Third Week of October
  • National Kreme Filled Donut Day - September 14
  • National Lace Day - October 1, 2015
  • National Landscape Architecture Month - Entire Month of April
  • National Lager Day - December 10
  • National Lasagna Day - July 29
  • National Lashes Day - February 19
  • National Latino AIDS Awareness Day - October 15
  • National Laugh-Friendly Month - Entire Month of February
  • National Law Enforcement Appreciation Day - January 9
  • National Lazy Mom's Day - September 2, 2016 (First Friday of September)
  • National Lead Poisoning Prevention Week - October 23-29, 2016 (Last Week in October)
  • National Learn to Swim Day - May 20, 2017 (Third Saturday of May)
  • National Leave the Office Early Day -  June 2, 2017 (June 2 unless that day falls on a weekend)
  • National Lemon Chiffon Cake Day - March 29
  • National Lemon Creme Pie Day - November 29
  • National Lemonade Days - June 9-11, 2017
  • National Librarian Day - April 16
  • National Library Day - April 11, 2017 (Tuesday of Library Week)
  • National Library Legislative Day - May 1-2 2017
  • National Library Week - April 9-15, 2017 (Second Full Week of April)
  • National Library Workers Day - April 11, 2017 (Second Tuesday in April)
  • National Licorice Day - April 12
  • National Lifewriting Month - Entire Month of November
  • National Lighthouse Day - August 7
  • National Lightning Safety Awareness Week - June 18-24, 2017 (Last Full Week of June)
  • National Lineman Appreciation Day - April 18
  • National Lingerie Week - Last Week in April
  • National Linguine Day - September 15
  • National Liqueur Day - October 16
  • National Literacy Month - Entire Month of September
  • National Little League Baseball Week - June 12-18, 2017 (Week beginning on the Second Monday in June)
  • National Liver Awareness Month - Entire Month of October
  • National Lobster Day - June 15
  • National Lobster Newberg Day - March 25
  • National Lollipop Day - July 20
  • National Long Term Care Awareness Month - Entire Month of November
  • National Lose Weight - Feel Great Week - January 1-8, 2017
  • National Lost Dog Awareness Day - April 23
  • National Lost Penny Day - February 12
  • National Love Our Children Day - April 1, 2017 (First Saturday of April)
  • National Love Your Files Week - September 19-23, 2016 (Third Full Mon-Fri Week)
  • National Love Your Produce Manager Day - April 2
  • National Lumpy Rug Day - May 3
  • National Macadamia Nut Day - September 4
  • National Macaroon Day - May 31
  • National Mail Order Gardening Month - Entire Month of January
  • National Make a Difference to Children Month - Entire Month of July
  • National Make a Friend Day - February 11
  • National Making Life Beautiful Day - June 1
  • National Man Watcher's Day - January 8 (Also known as Male Watcher's Day)
  • National Mani-Pedi Day - April 25
  • National Manufacturing Day - October 2, 2015
  • National Manufacturing Week - Third Week of March
  • National Maple Syrup Day - December 17
  • National March Into Literacy Month - Entire Month of March
  • National Margarita Day - February 22
  • National Marina Day - June 10, 2017 (Second Saturday in June)
  • National Maritime Day - May 22
  • National Marriage Week USA - February 7-14
  • National Marrow Awareness Month - Entire Month of November
  • National Marzipan Day - January 12
  • National Massage Therapy Awareness Week - October 23-29, 2016 (Last Full Week in October)
  • National Meat Month - Entire Month of January
  • National Meat Week - January 29 - February 4, 2017 (Fourth Week of January)
  • National Meatball Day - March 9
  • National Medal of Honor Day - March 25
  • National Medical Assistants Recognition Week - October 20-24, 2014
  • National Medical Dosimetrist Day - August 16, 2017 (Third Wednesday in August)
  • National Medical Group Practice Week - January 23-27, 2017 (M-F week that starts on Fourth Monday in January )
  • National Medical Laboratory Professionals Week - April 23-29, 2017 (Last Full Week of April)
  • National Medical Librarians Month - Entire Month of October
  • National Medical Science Liaison (MSL) Awareness - Entire Month of November
  • National Medical Science Liaison Awareness & Appreciation Day - November 4, 2016 (First Friday in November)
  • National Medical Staff Services Awareness Week - November 2-8, 2014
  • National Medical Transcription Week - May 21-27, 2017 (Third Week in May)
  • National Medicine Abuse Awareness Month - Entire Month of October
  • National Meditation Month - Entire Month of May
  • National Mediterranean Diet Month - Entire Month of May
  • National Melba Toast Day - March 23
  • National Memoir Writing Month - Entire Month of November
  • National Men Make Dinner Day - November 7
  • National Mend a Broken Heart Month - Entire Month of February
  • National Menopause Awareness Month - Entire Month of September
  • National Men's Grooming Day - August 18, 2017 (Third Friday in August)
  • National Men's Health Week - June 11-18, 2017 (Week ending with Father's Day)
  • National Mental Health Month - Entire Month of May
  • National Mentoring Month - Entire Month of January
  • National Metastatic Breast Cancer Day - October 13
  • National Meth Awareness Day - November 30
  • National Metric Week - October 9-15, 2016 (Week that has Oct. 10th in it)
  • National Mexican Independence Day - September 16
  • National Microcephaly Awareness Day - September 30, 2015
  • National Midwifery Week - October 2-8, 2016 (Sunday to Saturday During the First Full Week of October)
  • National Migraine Awareness - Entire Month of June
  • National Military Appreciation Month - Entire Month of May
  • National Milk Chocolate Day - July 28
  • National Military Family Month - Entire Month of November
  • National Miniature Golf Day - May 13, 2017 (Second Saturday in May)
  • National Minority Cancer Awareness Week - April 10-16, 2016 
  • National Minority Donor Awareness Day - August 1
  • National Minority Donor Awareness Month - Entire Month of August
  • National Minority Donor Awareness Week - August 1-7
  • National Minority Health Month - Entire Month of April
  • National Minority Mental Health Awareness Month - Entire Month of July
  • National Mint Julep Day - May 30
  • National Missing Children's Day - May 25
  • National Mole Day - October 23
  • National Mom and Pop Business Owners Day - March 29
  • National Monte Cristo Day - September 17
  • National Moonshine Day - June 5
  • National Moscato Day - May 9
  • National Mosquito Control Awareness Week - June 25 - July 1, 2017 (Last Full Week in June)
  • National Moth Week - July 22-30, 2017 (Last Full Week in July)
  • National Motivation and Inspiration Day - January 2
  • National Motorcycle Day - July 14, 2017
  • National Motorcycle Week - August 13-19, 2017 (Second Week in August)
  • National Mousse Day - November 30
  • National Moving Month - Entire Month of May
  • National Mule Day - October 26
  • National Mulled Cider Day - September 30
  • National Mulled Wine Holiday - March 3
  • National Multiple Birth Awareness Month - Entire Month of April
  • National Multiple Personality Day - March 5
  • National Multiple Sclerosis Education and Awareness Month - Entire Month of March
  • National Museum Day - May 18, 2017
  • National Mushroom Month - Entire Month of September
  • National Mustard Day - August 5, 2017 (First Saturday in August)
  • National Mutt Day - December 2
  • National Myositis Awareness Day - September 21
  • National Myositis Awareness Month
  • National Nachos Day - November 6
  • National Napping Day - March 13, 2017 (Monday after Daylight Savings Starts)
  • National Native American Heritage Day - November 25, 2016 (Day after Thanksgiving)
  • National Native American Heritage Month - Entire Month of November
  • National Native American HIV/AIDS Awareness Day - March 20
  • National Navajo Code Talkers Day - August 14
  • National Neonatal Nurses Day - September 15
  • National Nephrology Nurses Week - September 13-19, 2015 (Second Full Week in September)
  • National Nestbox Week - February 14-21
  • National New Friends, Old Friends Week - May 21-27, 2017
  • National Newspaper Week - Second Week in October
  • National Night Out - August 1, 2017
  • National Night Shift Workers Day - May 10, 2017 (Second Wednesday in May)
  • National No Bra Day - October 13
  • National No Rhyme Nor Reason Day - September 1
  • National Noodle Day - October 6
  • National Noodle Month - Entire Month of March
  • National Noodle Ring Day - December 11
  • National Notary Public Week - Second Week of November
  • National Nothing Day - January 16
  • National Nougat Day - March 26
  • National Novel Writing Month - Month of November 
  • National Nuclear Science Week - October 16-22, 2016
  • National Nurse Practitioners Week - November 13-19, 2016
  • National Nurses Day, or National RN Recognition Day - May 6
  • National Nurses Week - May 6-12
  • National Nursing Assistants Week - June 15-22, 2017
  • National Nursing Home Week - May 14-21, 2017 (Starts on Mother's Day to Following Saturday)
  • National Nut Day - October 22
  • National Nutrition Month - Entire Month of March
  • National Nutty Fudge Day - May 12
  • National Nylon Stockings Day - May 15
  • National Oatmeal Day - October 29
  • National Oatmeal Month - Entire Month of January
  • National Occupational Health Nursing Week - April 24-30
  • National Occupational Therapy Month - Entire Month of April
  • National Hospital Day - May 12
  • National Old Stuff Day - March 2
  • National Older Driver Safety Awareness Week - December 5-9, 2016
  • National On-Hold Month - Entire Month of March
  • National One-Hit Wonder Day - September 25
  • National Onion Rings Day - June 22
  • National Online Banking Day - October 12, 2016 (Second Monday in October)
  • National Open An Umbrella Indoors Day - March 13
  • National Optimism Month - Entire Month of March
  • National Oral, Head, and Neck Cancer Awareness Week - April 9-15 2017
  • National Orange Blossom Day - June 27
  • National Orange Juice Day - May 4
  • National Oreo Cookie Day - March 6
  • National Organ / Tissue Donor Awareness Week - April 17-23, 2017 (Last Week of April)
  • National Organic Harvest Month - Entire Month of September
  • National Organize Your Home ffice - March 23
  • National Orthodontic Health Month - Entire Month of October
  • National Osteopathic Medicine Month - Entire Month of September
  • National Osteopathic Medicine Week - April 16-22, 2017
  • National Osteoporosis Awareness and Prevention Month - Entire Month of May
  • National Outdoor Month - Entire Month of July
  • National Ovarian Cancer Awareness Month - Entire Month of September
  • National Oyster Day - August 5
  • National Pack Your Lunch Day - March 10
  • National Pain Awareness Month - Entire Month of September
  • National Pancake Day (IHOP) - March 8, 2016
  • National Pancake Day - September 26
  • National Pancake Week - February 21-27, 2016
  • National Panda Day - March 16
  • National Panic Day - May 9
  • National Panini Month - Entire Month of August
  • National Papaya Month - Entire Month of June and September
  • National Paperboard Packaging Week - April 16-22, 2017
  • National Parent Leadership Month - Entire Month of February
  • National Parenting Gifted Children Week - July 16-22, 2017 (Third Full Week in July)
  • National Parents as Teachers Day - November 8
  • National Parfait Day - November 25
  • National Parkinson's Awareness Month - Entire Month of April
  • National Parks & Recreation Month - Entire Month of July
  • National Parks Month - Entire Month of August
  • National Park Week - April 15-22, 2017
  • National Pasta Day - October 17
  • National Pasta Month - Entire Month of October
  • National Pastry Day - December 9
  • National Patient Accessibility Week - November 1-7
  • National Patient Recognition Day - February 3
  • National Patient Recognition Month - Entire Month of February
  • National Patient Recognition Week - February 1-7, 2017 (First Week in February)
  • National Patient Transportation Week - November 1-7, 2015
  • National Pawnbrokers Day - December 6
  • National Payroll Week - September 1-5, 2016
  • National Peach Cobbler Day - April 13
  • National Peach Ice Cream Day - July 17
  • National Peach Melba Day - January 13
  • National Peach Month - Entire Month of August
  • National Peach Pie Day - August 24
  • National Peaches and Cream Day - June 21
  • National Peanut Brittle Day - January 26
  • National Peanut Butter and Jelly Day - April 2
  • National Peanut Butter Day - January 24
  • National Peanut Butter Cookie Day - June 12
  • National Peanut Butter Fudge Day - November 20
  • National Peanut Butter Lover's Day - March 1
  • National Peanut Butter Lover's Month - Entire Month of November
  • National Peanut Cluster Day - March 8
  • National Peanut Day - September 13
  • National Peanut Month - Entire Month of March
  • National Pears Helena Day - March 15
  • National Pecan Cookie Day - September 21
  • National Pecan Day - April 14
  • National Pecan Day - March 25
  • National Pecan Month - Entire Month of April
  • National Pecan Pie Day - July 12
  • National Pecan Sandy Day - June 23
  • National Pecan Torte Day - August 21
  • National Pediculosis Prevention Month - Entire Month of September
  • National Penuche Fudge Day - July 22
  • National Pepper Month - Entire Month of November
  • National Personal Chef's Day - February 26
  • National Personal Self-Defense Awareness Month - Entire Month of January
  • National Personal Trainer Awareness Day - January 2
  • National Pest Control Month - Entire Month of June
  • National Pest Management Month - Entire Month of April
  • National Pet Awareness Month - Entire Month of November
  • National Pet Day - April 11
  • National Pet Dental Health Care Month - Entire Month of February
  • National Pet Fire Safety Day - July 15
  • National Pet First Aid Awareness Month - Entire Month of April
  • National Pet ID Week -April 16-22, 2017 (Third Week in April)
  • National Pet Memorial Day - September 11, 2016 
  • National Pet Month - Entire Month of May
  • National Pet Obesity Awareness Day - October 5, 2016 
  • National Pet Parent's Day - April 30, 2017 (Last Sunday in April)
  • National Pet Preparedness Month - Entire Month of June
  • National Pet Sitters Week - March 1-7
  • National Pet Theft Awareness Day - February 14
  • National Pet Travel Safety Day - January 2
  • National Pet Week - May 7-13, 2017 (First Full Week in May)
  • National Pet Wellness Month - Entire Month of October
  • National Petroleum Day - August 27
  • National Pfeffernuesse Day - December 23
  • National Pharmacist Day - January 12
  • National Pharmacy Technician Day - October 18, 2016 (Third Tuesday in October)
  • National Pharmacy Technician Week - Second to Last Week of October
  • National Philanthropy Day - November 15
  • National Photo Month - Entire Month in May
  • National Physical Education and Sports Week - May 1-7, 2017 (First Week in May)
  • National Physical Fitness and Sports Month - Entire Month of May
  • National Physical Therapy Month - Entire Month of October
  • National Physiotherapy Month - Entire Month of January
  • National Physician Assistants Week - October 6-12
  • National Pi Day - March 14
  • National Piano Month - Entire Month of September
  • National Pickle Day - November 14
  • National Pickled Peppers Month - Entire Month of October
  • National Picnic Day - April 23
  • National Pie Championships - May 5-6, 2017
  • National Pie Day - December 1
  • National Pie Day - January 23
  • National Pierogi Day - October 8
  • National Pig Day - March 1
  • National Pigs-in-a-Blanket Day - April 24
  • National Pina Colada Day - July 10
  • National Pineapple Upside-Down Cake Day - April 20
  • National Pink Day - June 23
  • National Pistachio Day - January 26
  • National Pistachio Day - February 26
  • National Pistol Patent Day - February 25
  • National Pit Bull Awareness Day - October 29, 2016
  • National Pit Bull Awareness Month - Entire Month of October
  • National Pizza Month - Entire Month of October
  • National Pizza Party Day - May 19, 2017 (Third Friday in May)
  • National Pizza Week - January 8-14, 2017 (Second Week of January)
  • National Pizza with Everything Day (except Anchovies) - November 12
  • National Play-Doh Day - September 16
  • National Playground Safety Week - April 24-28, 2017
  • National Plum Pudding Day - February 12
  • National Plumbers Day - April 25
  • National Poetry at Work Day - January 10, 2017
  • National Poetry Month - Entire Month of April
  • National Poison Prevention Awareness Month - Entire Month of March
  • National Poison Prevention Week - March 19-25, 2017 (Third Week of March)
  • National Polar Bear Day - February 27
  • National Police Week - May 14-20, 2017 (Second Week in May) 
  • National Polka Music Month - Entire Month of January
  • National Polka Weekend - May 27-28, 2017 (Memorial Day Weekend)
  • National Pomegranate Month - Entire Month of November
  • National Popcorn Day - January 19
  • National Popcorn Month - Entire Month of October
  • National Popcorn Poppin' Month - Entire Month of October
  • National Pork Month - Entire Month of October
  • National Postcard Week - May 7-13, 2017 (First Full Week in May)
  • National Postdoc Appreciation Week - September 26-30, 2016
  • National Pot Smokers Day - April 20 (Also known as 4/20, Weed Day or National Weed Day)
  • National Potato Chip Day - March 14
  • National Potato Day - October 27
  • National Potato Month - Entire Month of September
  • National Pots de Creme Day - August 27
  • National Poultry Day - March 19
  • National Pound Cake Day - March 4
  • National Poverty in America Awareness Month - Entire Month of January
  • National POW / MIA Recognition Day - September 16, 2016 (Third Friday in September)
  • National Prairie Day - June 3, 2017 (First Saturday in June)
  • National Pralines Day - June 24
  • National Pregnancy and Infant Loss Awareness Day - October 15
  • National Pregnancy and Infant Loss Awareness Month - Entire Month of October
  • National Preparedness Month - Entire Month of September
  • National Preschool Fitness Day - January 27, 2017 (Last Friday in January)
  • National Preservation Month - Entire Month of May
  • National Pretzel Day - April 26
  • National Pretzel Month - Entire Month of October
  • National Prevent a Litter Month - Entire Month of February
  • National Prevention of Eye Injuries Awareness - June 27 - July 4, 2017
  • National Prevention Week - May 15-21, 2016
  • National Pro-Life T-Shirt Day - April 21, 2017
  • National Prime Beef Month - Entire Month of September
  • National Prime Rib Day - April 27
  • National Primrose Day - February 5
  • National Princess Week - April 23-29, 2017 (Last Full Week of April)
  • National Problem Gambling Awareness Month - Entire Month of March
  • National Problem Gambling Awareness Week - March 3-9, 2013 (2014 Date TBA)
  • National Procrastination Week - March 5-11, 2017
  • National Professional Social Worker's Month - Entire Month of March
  • National Programmer's Day - September 12, 2016 (on 256th Day of the Year)
  • National Pro-Life Cupcake Day - October 9
  • National Proofreading Day - March 8
  • National Prosper Where You're Planted Month - Entire Month of September
  • National Prostate Cancer Awareness Month - Entire Month of September
  • National Protect Your Hearing Month - Entire Month of October
  • National Protocol Officer's Week - March 26 - April 1, 2017 (Last Week of March)
  • National Psychic Day - August 7, 2017
  • National Psychic Week - August 7-11, 2017
  • National Psychotherapy Day - September 25
  • National PTA Drug & Alcohol Awareness Week - March 5-11, 2017 (First Full Week of March)
  • National PTA Founders Day - February 17
  • National Public Health Week - April 2-8, 2017
  • National Public Lands Day - September 24, 2016 (Last Saturday in September)
  • National Public Radio Day - May 3
  • National Public Safety Telecommunicators Week - April 9-15, 2017 (Second Week of April)
  • National Public Sleeping Day - February 28
  • National Pulmonary Rehabilitation Week - March 12-18, 2017 (Third Week of March)
  • National Pumpkin Cheesecake Day - October 21
  • National Pumpkin Pie Day - December 25
  • National Punctuation Day - September 24
  • National Puppy Day - March 23, 2016 (normally observed on March 23rd)
  • National Puzzle Day - January 29
  • National Quilting Day - March 18, 2017 (Third Saturday of March)
  • National Radiologic Technology Week - November 13-19, 2016
  • National Radon Action Month - Entire Month of January
  • National Rainier Cherries Day - July 11
  • National Raisin and Spice Bar Day - April 5
  • National Raisin Bran Cereal Day - November 15
  • National Raisin Day - April 30
  • National Raisin Week - May 7-13, 2017 (First Full Week in May)
  • National Raspberries and Cream Day - August 7
  • National Raspberry Cream Pie Day - August 1
  • National Raspberry Popover Day - May 3 
  • National Raspberry Tart Day - August 11
  • National Ravioli Day - March 20
  • National Read a Romance Month - Entire Month of August
  • National Reading Group Month - Entire Month of October
  • National Rebuilding Day - April 29, 2017 (Last Saturday of April)
  • National Rebuilding Month - Entire Month of April
  • National Receptionists Day - May 10, 2017 (Second Wednesday in May)
  • National Recovery Month - Entire Month of September
  • National Red Ribbon Week - October 23-31
  • National Refreshment Day - July 27, 2017 (Fourth Thursday in July)
  • National Re-gifting Day - December 22, 2016 (Thursday before Christmas)
  • National Rehabilitation Day - September 21, 2016 (Third Wednesday in September)
  • National Rehabilitation Awareness Week - September 18-24, 2016 (Third Full Week in September)
  • National Relaxation Day - August 15
  • National Remembrance Day for the Victims Killed by Illegal Aliens - November 9, 2016 (First Sunday in November)
  • National Respect Day - September 18
  • National Respiratory Care Week - October 23-29, 2016 (Last Full Week of October)
  • National Resurrect Romance Week - August 13-19, 2017 (Second Full Week)
  • National Return to Work Week - May 14-20, 2017 (Second Full Week in May)
  • National Rice Month - Entire Month of September
  • National Rice Pudding Day - August 9
  • National Ride the Wind Day - August 23
  • National Rip Current Awareness Week -  June 7-13, 2015
  • National Rivers Month - Entire Month of June
  • National Roast Leg of Lamb Day - May 7
  • National Roast Pheasant Day - October 15
  • National Roast Suckling Pig Day - December 18
  • National Roasting Month - Entire Month of November
  • National Robotics Week - April 8-16, 2017 
  • National Rock n' Roll Dog Day - September 22
  • National Rocky Road Ice Cream Day - June 2
  • National Root Beer Float Day - August 6
  • National Roller Skating Month - Entire Month of October
  • National Rose Month - Entire Month of June
  • National Rose (Wine) Day - June 10, 2017
  • National RSV Awareness Month - Entire Month of October
  • National Rum Day - August 16
  • National Rum Punch Day - September 20
  • National Run Up the Flagpole and See if Anybody Salutes It Day - January 2
  • National Runaway Prevention Month - Entire Month of August
  • National Running Day - June 7, 2017 (First Wednesday in June)
  • National Sacher Torte Day - December 5
  • National Safe at Home Week - August 21-25, 2017 (Last Monday - Friday Week in August)
  • National Safe Boating Week - May 20-26, 2017 (Week before Memorial Day)
  • National Safe Digging Month - Entire Month of April
  • National Safety Month - Entire Month of June
  • National Safety Stand Down Week - May 1-5, 2017
  • National Salad Month - Entire Month of May
  • National Salesperson Day - March 4, 2016 (First Friday in March) and December 2, 2016 (First Friday in December)
  • National Salsa Month - Entire Month of May
  • National Sanctity of Human Life Day - January 15, 2017 (Third Sunday in January)
  • National Sandwich Month - Entire Month of August
  • National Sangria Day - December 20
  • National Sarcastic Awareness Month - Entire Month of October
  • National Sarcoidosis Awareness Day - August 29
  • National Sarcoidosis Awareness Month - Entire Month of April
  • National Sardines Day - November 24
  • National Sauce Month - Entire Month of March
  • National Sausage Pizza Day - October 11
  • National Save For Retirement Week - October 16-22, 2016 (Third Full Week of October)
  • National Scholarship Month - Entire Month of November
  • National School Backpack Awareness Day - September 21, 2016 (Third Wednesday in September)
  • National School Breakfast Week - March 6-10, 2017 (First Full School Week of March) 
  • National School Bus Safety Week - October 17-21, 2016
  • National School Choice Week - January 22-28, 2017 (Last Week in January)
  • National School Counseling Week - February 6-10, 2017
  • National School Lunch Week - October 10-14, 2016 (Starts on Second Monday in October) 
  • National School Nurse Day - May 10, 2017 (Wednesday of National Nurse Week, always on May 6-12)
  • National Schools Social Work Week - March 5-11, 2017
  • National Science & Engineering Week - March 13-22, 2015
  • National Science Fiction Day - January 2
  • National Scleroderma Awareness Month - Entire Month of June
  • National Scoop the Poop Week - April 24-30, 2016
  • National Scotch Day - July 27
  • National Scrabble Week - July 22-27, 2017
  • National Scrapbooking Day - May 6, 2017 (First Saturday in May)
  • National Sea Monkey Day - May 16
  • National Seafood Bisque Day - October 19
  • National Seafood Month - Entire Month of June and October
  • National Seat Check Saturday - September 17, 2016 (Third Saturday in September)
  • National Second-Hand Wardrobe Day - August 25
  • National Secondhand Wardrobe Week - February 12-18, 2017 (Second Full Week in February)
  • National Security Officer Appreciation Week - September 18-24, 2016
  • National Seed Swap Day - January 28, 2017 (Last Saturday in January)
  • National Selfie Day - June 21
  • National Senior Health & Fitness Day - May 31, 2017 (Last Wednesday in May)
  • National Senior Independence Month - Entire Month of February
  • National Senior Pet Month - Entire Month of November
  • National Sense of Smell Day - April 29, 2017 (Last Saturday of April)
  • National Service Dog Eye Examination Month - Entire Month of May
  • National Service Dog Month - Entire Month of September
  • National Severe Weather Awareness Week - March 1-7, 2015
  • National Sewing Machine Day - August 12
  • National Sewing Month - Entire Month of September
  • National Sexual Assault Awareness and Prevention Month - Entire Month of April
  • National Sexual Assault Awareness Month's Day of Action (SAAM) - April 4, 2017
  • National Sexual Health Month - Entire Month of November
  • National Sexually Transmitted Diseases (STD's) Education and Awareness - Entire Month of April
  • National Shake Month - Entire Month of September
  • National Share a Sunset with Your Lover Month - Entire Month of July
  • National She's Funny That Way Day - March 31
  • National Ship in a Bottle Day - October 4
  • National Shortbread Day - January 6
  • National Shrimp Day - May 10
  • National Shrimp Scampi Day - April 29
  • National Shut-in Visitation Day - February 11
  • National Sibling Day - April 10
  • National Sickle Cell Awareness Month - Entire Month of September
  • National Signing Day - February 1, 2017 (First Wednesday in February)
  • National Singles Week - September 18-24, 2016 (Third Full Week in September) 
  • National Sisters Day - August 6, 2017 (First Sunday in August)
  • National Sjogren's Syndrome Awareness Month - Entire Month of April
  • National Slavery and Human Trafficking Prevention Month - Entire Month of January
  • National Sleep Awareness Week - March 5-11, 2017 (Week before Daylight Savings Time)
  • National Skating Month - Entire Month of January
  • National Skin Care Awareness Month - Entire Month of September
  • National Small Business Week - April 30 - May 6, 2017
  • National Smile Month - Entire Month of May and June
  • National Smile Week - Second Full Week of August
  • National S'mores Day - August 10
  • National Snack Food Month - Entire Month in February
  • National Soccer Coaches of America Week - January 11-18, 2017
  • National Social Worker Month - Entire Month of March
  • National Soft Ice Cream Day - August 18
  • National Soft Pretzel Month - Entire Month of April
  • National Soul Food Month - Entire Month of June
  • National Soup Month - Entire Month of January
  • National Sourdough Bread Day - April 1
  • National Soy Foods Month - Entire Month of April
  • National Spaghetti Day - January 4
  • National Spanish Paella Day - March 27
  • National Specially-abled Pets Day - May 3
  • National Spina Bifida Awareness Month - Entire Month of October
  • National Spinal Muscular Atrophy Awareness Month - Entire Month of August
  • National Spinning & Weaving Month - Entire Month of October
  • National Spirit of '45 Day - August 13, 2017 (Second Sunday in August)
  • National Split Pea Soup Week - November 13-19, 2016 (Second Week in November)
  • National Splurge Day - June 18
  • National Sponge Cake Day - August 23
  • National Spumoni Day - August 22
  • National Stalking Awareness Month - Entire Month of January
  • National Stamp Collecting Month - Entire Month of October
  • National Static Electricity Day - January 9
  • National Stationary Week - May 21-24, 2017
  • National Stay Away From Seattle Day - September 16
  • National Staying Healthy Month - Entire Month of January
  • National STD Awareness Month - Entire Month of April
  • National Steakhouse Month - Entire Month of June
  • National Step in a Puddle and Splash Your Friend Day - January 11
  • National Stepfamily Day - September 16
  • National Sticker Day - January 13
  • National Sticky Bun Day - February 21
  • National Stomach Cancer Awareness Moth - Entire Month of November
  • National Stop Bullying Day - February 9
  • National Stop Bullying Month - Entire Month of October
  • National Stop on Red Week - August 6-12, 2017
  • National Strawberries and Cream Day - May 21
  • National Strawberry Day - February 27
  • National Strawberry Month - Entire Month of May
  • National Strawberry Parfait Day - June 25
  • National Strawberry-Rhubarb Pie Day - June 9
  • National Strawberry Shortcake Day - June 14
  • National Strawberry Sundae Day - July 7
  • National Stress Awareness Day - November 1, 2017 (In the UK), also April 18, 2017 - (First Workday After Income Taxes are Due)
  • National Stress-Free Family Holiday Month - Entire Month of December
  • National Stroke Awareness Month - Entire Month of May
  • National Student Athlete Day - April 6
  • National Student Employment Week - April 9-15, 2017 (Second Full Week of April)
  • National Student Leadership Week - April 16-22, 2017 (Third Week in April)
  • National Stuffed Mushroom Day - February 4
  • National Stuttering Awareness Week - May 8-14, 2017 (Second Full Week in May)
  • National Substance Abuse Prevention Month - Entire Month of October
  • National Sudden Infant Death Syndrome Awareness Month - Entire Month of October
  • National Sugar Cookie Day - July 9
  • National Suicide Prevention Week - September 4-10, 2016
  • National Sun Safety Week - June 4-10, 2017
  • National Sundae Day - November 11
  • National Sunday School Teacher Appreciation Day - October 16, 2016 (Third Sunday in October)
  • National Sunday Supper Day - January 8, 2017
  • National Support Public Education Day - July 30
  • National Surgical Technologist Week - September 20-26, 2015
  • National Surprise Drug Test Day - April 21
  • National Sweet Potato Month - Entire Month of February
  • National Sweet Vidalia Onion Month - Entire Month of May
  • National Taco Day - October 4
  • National Taffy Day - May 23
  • National Tailors Day - June 7, 2017 (First Wednesday in June)
  • National Take a Hike Day - November 17
  • National Take the Stairs Day - January 9
  • National Take Your Cat to the Vet Day - August 22
  • National Take Your Parents to Lunch Day - October 12, 2016
  • National Talk in an Elevator Day - July 28, 2017 (Last Friday in July)
  • National Tapioca Day - June 28
  • National Tapioca Pudding Day - July 15
  • National Tattoo Story Day - September 16, 2016
  • National Tattoo Week - April 12-19, 2017
  • National Teach Ag Day - September 22, 2016 (Fourth Thursday in September)
  • National Teach Your Children to Save Day - April 28, 2017
  • National Teachers Day - May 2, 2017 (First Tuesday in First Full Week of May)
  • National Technology Day - January 6
  • National Teddy Bear Day - September 9
  • National Teen Driver Safety Week - October 16-22, 2016
  • National Tempura Day - January 7
  • National Tequila Day - July 24
  • National Thank A Police Officer Day - September 19, 2015
  • National Thank God It's Monday Day - January 4, 2016 (First Monday in January)
  • National Thank You Month - Entire Month of January
  • National Thank You Note Day - December 26
  • National Therapeutic Recreation Month - Entire Month of February
  • National Third Shift Workers Day - May 10, 2017 (Second Wednesday in May)
  • National Threatened Species Day - September 7
  • National Thrift Shop Day - August 17
  • National Tie Day - Entire Month of December
  • National Time Management Month - Entire Month of February
  • National Tire Safety Week - May 28 - June 3, 2017
  • National Title Track Day - May 26, 2017 (Fourth Friday in May)
  • National Toasted Marshmallow Day - August 30
  • National Toddler Immunization Week - April 16-22, 2017
  • National Toilet Tank Repair Month - Entire Month of October
  • National Tooth Fairy Day - February 28 (Also on August 22)
  • National Toothache Day - February 9
  • National Tortellini Day - February 13
  • National Tortilla Chip Day - February 24
  • National Tourism Week - May 7-13, 2017 (First Full Week in May)
  • National Toxic Encephalopathy and Chemical Injury Awareness Month - Entire Month of May
  • National Tradesmen Day - September 16, 2016 (Third Friday in September
  • National Trading Card Day - February 24
  • National Traffic Month - Entire Month of August
  • National Trail Mix Day - August 31
  • National Trails Day - June 3, 2017 (First Saturday in June)
  • National Train Day - May 13, 2017 (Held on the Saturday closest to May 10th)
  • National Train Your Brain Day - October 13
  • National Train Your Dog Month - Entire Month of January
  • National Transportation Week - May 14-20, 2017 (Always has Third Friday in May)
  • National Travel & Tourism Week - Second Week of May
  • National Truancy Prevention Month - Entire Month of August
  • National Truck Drive Appreciation Week - September 11-17, 2016
  • National Truffles Day - May 2
  • National Tsunami Awareness Week - Varies by State
  • National Turkey Lover's Month - Entire Month of June
  • National Two Different Colored Shoes Day - May 3
  • National Umbrella Month - Entire Month of March
  • National Unassisted Homebirth Week - July 1-7
  • National Underdog Day - December 16, 2016 (Third Friday in December)
  • National Underwear Day - August 5
  • National Unfriend Day - November 17
  • National Urban Ballroom Dancing Day - March 11, 2017 (Second Saturday in March)
  • National Vacation Rental Month - Entire Month of July
  • National Vanilla Cupcake Day - November 10
  • National Vanilla Custard Day - August 17
  • National Vanilla Ice Cream Day - July 23
  • National Vanilla Milkshake Day - June 20
  • National Vanilla Pudding Day - May 22
  • National Vegetarian Awareness Week - May 15-21, 2017
  • National Ventriloquism Week - July 12-15, 2017
  • National Veterinary Technician Week - October 9-15, 2016
  • National Vichyssoise Day - November 18
  • National Vinegar Day - November 1
  • National Vinegar Month - Entire Month of May
  • National Vision Board Day - January 14, 2017 (Second Saturday)
  • National Vocation Awareness Week - November 6-12, 2017
  • National Vodka Day - October 4
  • National Volunteer Blood Donor Month - Entire Month of January
  • National Volunteer Week - April 23-29, 2017 (Last Week of April)
  • National Voter Registration Day - September 26, 2016
  • National Waffle Day - August 24
  • National Waffle Week - September 4-10, 2016  (First Week of September)
  • National Walk to Work Day - April 7, 2017 (First Friday of April) and November 7, 2014 which has a different sponsor
  • National Walk Your Dog Day - October 1
  • National Walk Your Dog Week - October 1-7 (First week of October)
  • National Walking Day - April 5, 2017 (First Wednesday in April)
  • National Walnut Day - May 17
  • National Water Day - March 22
  • National Water Quality Month - Entire Month of August
  • National Water Safety Week - June 4-11 2016
  • National Watermelon Day - August 3
  • National Wear Red Day - February 3, 2017 (First Friday in February)
  • National Wear Your Pajamas to Work Day - April 18
  • National Weatherperson's Day - February 5
  • National Weddings Month - Entire Month in February
  • National Week of Making - June 17-23
  • National Week of the Ocean - April 2-8, 2017
  • National Weigh-In Day - January 2, 2017 (First Monday after New Years Day)
  • National Welding Month - Entire Month of April
  • National Welsh Rarebit Day - September 3
  • National Western Stock Show and Rodeo - January 7-22, 2017
  • National Wheelchair Beautification Month - Entire Month of July
  • National Wheat Bread Month - Entire Month of January
  • National Whiner's Day - December 26
  • National Whipped Cream Day - January 5
  • National Whiskey Sour Day - August 25 and August 29
  • National White Chocolate Cheesecake Day - March 6
  • National White Chocolate Day - September 22
  • National Wig Out Day - May 26, 2017 (Friday before Memorial Day)
  • National Wild Bird-Feeding Month - Entire Month of February
  • National Wild Rice Week - September 22-28, 2013 (Fourth Week of September)
  • National Wilderness Month - Entire Month of September
  • National Wildfire Community Preparedness Day - May 6, 2017
  • National Wildflower Week - May 1-7, 2017 (First Full Week Starting Monday)
  • National Wildlife Day - September 4
  • National Wildlife Week - March 14-18, 2016
  • National Win With Civility Month - Entire Month of August
  • National Windmill Day - May 13, 2017 (Second Saturday in May)
  • National Ride the Wind Day - August 23
  • National Window Covering Safety Month - Entire Month of October
  • National Window Safety Week - April 2-8, 2017 (First Full Week of April)
  • National Wine Day - May 25
  • National Wise Health Consumer Month - Entire Month of February
  • National Wolf Awareness Week - October 9-15, 2016 (Second Full Week)
  • National Woman Road Warrior Day - September 27, 2016 (Fourth Tuesday in September)
  • National Women and Girls HIV/AIDS Awareness Day - March 10
  • National Women's Check-up Day - May 8, 2017 (Monday Following Mother's Day)
  • National Women's Health & Fitness Day - September 28, 2016 (Last Wednesday in September)
  • National Women's Health Week - May 7-13, 2017
  • National Women's Heart Day - February 14
  • National Women's History Month - Entire Month of March
  • National Women Inventors Month - Entire Month of March
  • National Woodie Wagon Day - July 16, 2016 (Third Saturday in July)
  • National Words Matter Week - March 5-11, 2017
  • National Work and Family Month - Entire Month of October
  • National Work From Home Week - October 2-8, 2016 (First Full Week in October)
  • National Work Zone Awareness Week - April 3-7, 2017
  • National Worship of Tools Day - March 11
  • National Write a Business Plan Month - Entire Month of December
  • National Write A Letter of Appreciation Week - March 1-7
  • National Writing Date Day - September 3, 2016 (First Saturday in September)
  • National Yo-Yo Day - June 6
  • National Yoga Awareness Month - Entire Month of September
  • National Yorkshire Pudding Day - October 13
  • National Young Readers Day - November 8, 2016 (Second Tuesday in November)
  • National Youth Sports Safety Month - Entire Month of April
  • National Youth Traffic Safety Month - Entire Month of May
  • National Youth Violence Prevention Week - April 3-7, 2017
  • National Zookeeper Week - July 16-22, 2017 (Third Week in July)
  • National Zucchini Bread Day - April 25
  • National Zucchini Day - August 8
  • Native American Citizenship Day - June 15
  • Native American Day - September 25, 2015 (4th Friday in September)
  • Nature Photography Day - June 15
  • Naval Academy Day - October 10
  • Navy Reserves Birthday - March 3
  • NBA All-Star 2016 - Feburary 14, 2016
  • NCCDP Alzheimer's & Dementia Staff Education Week - February 14-21
  • Near Miss Day - March 23
  • Nectarine Month - Entire Month of July
  • Neighbor Day - May 21, 2017 (Sunday before Memorial Day)
  • Neither Snow Nor Rain Day - September 7
  • Nelson Mandela International Day - July 18
  • Neurofibromatosis Month - Entire Month of May
  • Neuropathy Awareness Week - May 14-20, 2017
  • Neurosurgery Outreach Month - Entire Month of August
  • New Beers Eve - April 6 
  • New England Clam Chowder Day - January 21
  • New Years Day - January 1
  • New Years Day Observed - January 2, 2017
  • New Year's Dishonor List Day - January 1
  • New Years Eve - December 31
  • New Years Resolution Week - January 1-8, 2017
  • Newborn Screening Awareness Month - Entire Month of September
  • Newspaper Carrier Day - September 4
  • Newspaper in Education Week - March 7-11, 2016 (First Full School Week in March)
  • Nickel Day - May 16
  • Nickelodeon's Worldwide Day of Play - September 24, 2016 (Last Saturday in September)
  • Nirvana Day - February 15, 2017 (Buddhist)
  • No Brainer Day - February 27
  • No Homework Day - May 6
  • No Housework Day - April 7
  • No Interruptions Day - December 31
  • No More Week - March 7-13, 2017
  • No Name Calling Week - January 16-20, 2017
  • No Pants Subway Ride Day - January 10, 2016
  • No Salt Week - October 3-10
  • No Socks Day - May 8
  • No Tillage Week - January 10-13, 2017
  • North American International Auto Show - January 8-22, 2017 (Detroit, Michigan)
  • North American Occupational Safety and Health Week (NAOSH) - May 7-13, 2017 (First Full Week in May)
  • North American Organic Brewers Days - June 23-25, 2017 (Last Weekend in June)
  • North American Organic Brewers Week - August 24-27, 2017
  • North Dakota Winter Show - March 4-11, 2017 (Valley City, ND)
  • NoSHAVEember (US Beard Month or Movember)  - Entire Month of November
  • Notary Public Day - November 7
  • Nothing Like a Dame Day - April 17
  • Nowruz - March 20, 2017 (Same Day as March Equinoix or Spring)
  • Nuclear Free and Independent Pacific Day (Bikini Day) - March 1
  • Nuclear Medicine & Molecular Imaging Week - October 2-8, 2016 (First Full Week of October)
  • Nuclear Science Week - October 24-28, 2016
  • Nursing Home Week - Third Week of May


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