List of Special Days and National Days in September in United States.
National Day
When is observed
College Colors Day observed the first Friday of each college school year.
National Lazy Mom’s Day observed the first Friday of September.
Wear Teal Day observed the first Friday of September.
Franchise Appreciation Day observed 2 days before the first Monday of September.
International Vulture Awareness Day observed the first Saturday of September.
National Hummingbird Day observed the first Saturday of September.
World Beard Day observed the first Saturday of September.
Another Look Unlimited Day has always been observed the day after Labor Day.
National Date Nut Bread Day September observed annually on December 22nd and annually on September 8th.
Stand up to Cancer Day observed the second Friday of September.
Aunt’s Day has always been observed the first Saturday after Labor Day.
Carl Garner Federal Lands Cleanup Day has been observed the first Saturday after Labor Day since 1985.
Farmers’ Consumer Awareness Day has been observed the second Saturday of September since 1981.
International Drive Your Studebaker Day has been observed the second Saturday of September.
National Iguana Awareness Day has been observed the second Saturday of September.
National Lacemaking Day has been observed the second Saturday of September.
World First Aid Day has been observed the second Saturday of September.
National Pet Memorial Day observed the second Sunday of September.
National Grandparent’s Day has always been observed the first Sunday after Labor Day.
National Hug your Hound Day has always been observed the second Sunday of September.
Racial Justice Sunday has always been observed the second Sunday of September.
Sustainable House Day has always been observed the second Sunday of September.
I’m on Top of It Day has been observed the second Monday of September since 2010.
National Boss/Employee Exchange Day observed the second Monday of September.
Programmers’ Day observed the 256th day of the year.
National Tradesmen Day observed the third Friday of September.
Big Whopper Liar Day observed the third Saturday of September.
Boys’ and Girls’ Club Day for Kids observed the third Saturday of September.
National CleanUp Day observed the third Saturday of September.
International Coastal Cleanup Day observed the third Saturday of September.
International Eat an Apple Day observed the third Saturday of September.
National Gymnastics Day observed the third Saturday of September.
Puppy Mill Awareness Day observed the third Saturday of September.
Software Freedom Day observed the third Saturday of September.
Responsible Dog Ownership Day observed the third Saturday of September.
Thank a Police Officer Day also known as National Tell a Police Officer “Thank You” Day. Observed the third Saturday of September.
National Women’s Friendship Day observed the third Sunday of September.
National Back to Church Sunday observed the third Sunday of September.
National Wife Appreciation Day observed the third Sunday of September.
National Neighborhood Day observed the third Sunday of September.
Take a Loved One to the Doctor Day observed the third Tuesday of September.
National School Backpack Awareness Day has been observed the third Wednesday of September since 2002.
Rosh Hashanah observed the 1st of Tishri in the Hebrew calendar.
The Start of Rosh Hashanah observed the 1st of Tishri in the Hebrew calendar.
Love Note Day observed the fourth Friday of September.
Native American Day observed the fourth Friday of September.
Fish Amnesty Day observed the fourth Saturday of September.
International Rabbit Day observed the fourth Saturday of September.
Kiwanis Kids’ Day observed the fourth Saturday of September.
National Hunting and Fishing Day observed the fourth Saturday of September.
Proposal Day has always been observed the first day of Spring and the first day of Fall every year.
National Wildlife Ecology Day observed the fourth Saturday of September.
National Seat Check Saturday observed the fourth Saturday of September.
The First Day of Fall also known as The Fall Equinox. Observed when the Sun crosses the celestial equator from north to south.
R.E.A.D. in America Day observed the fourth Saturday of September.
Daughter’s Day observed the fourth Sunday of September.
Gold Star Mother’s Day observed the last Sunday of September.
Innergize Day observed the day after the start of Fall.
World Deaf Day observed the last Sunday of September.
World Rivers Day observed the last Sunday of September.
Family Day has been observed the fourth Monday of September since 2001.
Johnny Appleseed Day observed annually on March 11th and annually on September 26th.
National Voter Registration Day observed the fourth Tuesday of September.
National Women’s Health and Fitness Day has been observed the last Wednesday of September since 2002.
World School Milk Day observed the last Wednesday of September.
World Maritime Day has been observed the last Thursday of September since 1980.
Hug a Vegetarian Day has always been observed the last Friday of September.
Michaelmas also known as Feast of Saint Michael and All Angels, Feast of Saints Michael, Gabriel, Uriel and Raphael, Feast of the Archangels, and Goose Day, is has always been observed annually on September 29th.
Save the Koala Day observed the last Friday of September.
Family Health and Fitness Day USA observed the last Saturday of September.
International Lace Day observed the last Saturday of September.
National Public Lands Day has been observed the last Saturday of September since 1994.
National Museum Day observed the last Saturday of September.
Yom Kippur observed the 10th of Tishri in the Hebrew calendar.
International Bacon Day has been observed the Saturday before Labor Day since 2000.
Labor Day in the United States is a public holiday celebrated on the first Monday in September.
National 401k Day also known as National 401 (k) Day. Observed 4 days after the first Monday of September
Couple Appreciation Day has always been observed annually on September 1.
Building and Code Staff Appreciation Day has always been observed annually on September 1.
Chicken Boy’s Day has always been observed annually on September 1.
Emma M. Nutt Day has always been observed annually on September 1.
National Cherry Popover Day has always been observed annually on September 1.
Pink Cadillac Day has always been observed annually on September 1.
National No Rhyme or Reason Day has always been observed annually on September 1.
Toy Tips Executive Toy Test Day has always been observed annually on September 1.
World Letter Writing Day has always been observed annually on September 1.
Bison-ten Yell Day has always been observed annually on September 2.
Calendar Adjustment Day has always been observed annually on September 2.
National Blueberry Popsicle Day has always been observed annually on September 2.
Spalding Baseball Day has always been observed annually on September 2.
Victory over Japan Day has always been observed annually on September 2.
Pierce Your Ears Day has always been observed annually on September 2.
National Skyscraper Day has always been observed annually on September 3.
National Welsh Rarebit Day has always been observed annually on September 3.
US Bowling League Day has always been observed annually on September 3.
Eat an Extra Dessert Day has always been observed annually on September 4.
National Macadamia Nut Day has always been observed annually on September 4.
National Wildlife Day has always been observed annually on September 4.
National Newspaper Carrier Day has always been observed annually on September 4.
National Shrink Day has always been observed annually on September 5.
National Be Late For Something Day has always been observed annually on September 5.
National Cheese Pizza Day has always been observed annually on September 5.
Barbie Doll Day has always been observed annually on September 6.
Fight Procrastination Day has always been observed annually on September 6.
Great Egg Toss Day has always been observed annually on September 6.
Read a Book Day has always been observed annually on September 6.
Stillbirth Remembrance Day has always been observed annually on September 6.
National Coffee Ice Cream Day has always been observed annually on September 6.
Google Commemoration Day has always been observed annually on September 7.
Grandma Moses Day has always been observed annually on September 7.
National Acorn Squash Day has always been observed annually on September 7.
National Feel the Love Day has always been observed annually on September 7.
National Neither Rain Nor Snow Day has always been observed annually on September 7.
Salami Day has always been observed annually on September 7.
International Literacy Day has always been observed annually on September 8.
Pardon Day has always been observed annually on September 8.
Pediatric Hematology/Oncology Nurses Day has always been observed annually on September 8.
World Physical Therapy Day has always been observed annually on September 8.
Virgin Mary Day has always been observed annually on September 8.
Fetal Alcohol Spectrum Disorders Awareness Day has always been observed annually on September 9.
International Sudoku Day has always been observed annually on September 9.
National Steak au Poivre Day has always been observed annually on September 9.
National Teddy Bear Day has always been observed annually on September 9.
National Wiener Schnitzel Day has always been observed annually on September 9.
Tester’s Day has always been observed annually on September 9.
Wonderful Weirdos Day has always been observed annually on September 9.
Blame It on the Large Hadron Collider Day has always been observed annually on September 10.
International Creepy Boston Dynamics Robotic Horse Day has always been observed annually on September 10.
International Make-Up Day has always been observed annually on September 10.
National Hot Dog Day has always been observed annually on September 10.
Sew Be It Day has always been observed annually on September 10.
National Swap Ideas Day has always been observed annually on September 10.
TV Dinner Day has always been observed annually on September 10.
World Suicide Prevention Day has always been observed annually on September 10.
I Want to Start My Own Business Day has always been observed annually on September 11.
Libraries Remember Day has always been observed annually on September 11.
Make Your Bed Day has always been observed annually on September 11.
National Day of Service and Remembrance has always been observed annually on September 11.
National Emergency Responders Day has always been observed annually on September 11.
National Hot Cross Bun Day has always been observed annually on September 11.
National No News Is Good News Day has always been observed annually on September 11.
Patriot Day has always been observed annually on September 11.
Remember Freedom Day has always been observed annually on September 11.
Women’s Baseball Day has always been observed annually on September 11.
International Day for South-South Cooperation has always been observed annually on September 12.
National Chocolate Milkshake Day has always been observed annually on September 12.
National Day of Encouragement has always been observed annually on September 12.
National Police Woman Day has always been observed annually on September 12.
National Video Games Day has always been observed annually on September 12.
Bald is Beautiful Day has always been observed annually on September 13.
Fortune Cookie Day has always been observed annually on September 13.
International Chocolate Day has always been observed annually on September 13.
National Celiac Awareness Day has always been observed annually on September 13.
Kids Take Over The Kitchen Day has always been observed annually on September 13.
National Defy Superstition Day has always been observed annually on September 13.
National Peanut Day has always been observed annually on September 13.
Roald Dahl Day has always been observed annually on September 13.
Positive Thinking Day has always been observed annually on September 13.
Snack a Pickle Day has always been observed annually on September 13.
Uncle Sam Day has always been observed annually on September 13.
Eat a Hoagie Day has always been observed annually on September 14.
National Coloring Day has always been observed annually on September 14.
National Cream-Filled Donut Day has always been observed annually on September 14.
The Exaltation of the Holy Cross has always been observed annually on September 14.
Google.com Day has always been observed annually on September 15.
Greenpeace Day has always been observed annually on September 15.
International Day of Democracy has always been observed annually on September 15.
International Dot Day has always been observed annually on September 15.
Make a Hat Day has always been observed annually on September 15.
National Caregivers Day has always been observed annually on September 15.
National Felt Hat Day has always been observed annually on September 15.
National Crème de Menthe Day has always been observed annually on September 15.
National Linguine Day has always been observed annually on September 15.
National POW/MIA Recognition Day has always been observed annually on September 15.
National Thank You Day has always been observed annually on September 15.
Someday has always been observed annually on September 15.
Anne Bradstreet Day has always been observed annually on September 16.
International Day for the Preservation of the Ozone Layer has always been observed annually on September 16.
Mayflower Day has always been observed annually on September 16.
Mexican Independence Day has always been observed annually on September 16.
National Collect Rocks Day has always been observed annually on September 16.
National Day of Prayer and Remembrance for the Victims of Hurricane Katrina has always been observed annually on September 16.
National Cinnamon Raisin Bread Day has always been observed annually on September 16.
National Guacamole Day has always been observed annually on September 16.
National Play-Doh Day has always been observed annually on September 16.
National Tattoo Story Day has always been observed annually on September 16.
National Stay Away from Seattle Day has always been observed annually on September 16.
Working Parents Day has always been observed annually on September 16.
Stepfamily Day has always been observed annually on September 16.
Trail of Tears Commemoration Day has always been observed annually on September 16.
Wrinkled Raincoat Day has always been observed annually on September 16.
Constitution Day has always been observed annually on September 17.
National Apple Dumpling Day has always been observed annually on September 17.
Air Force Birthday has always been observed annually on September 18.
Chiropractic Founders Day has always been observed annually on September 18.
Hug a Greeting Card Writer Day has always been observed annually on September 18.
National HIV/AIDS and Aging Awareness Day has always been observed annually on September 18.
National Respect Day has always been observed annually on September 18.
International Read an eBook Day has always been observed annually on September 18.
National Cheeseburger Day has always been observed annually on September 18.
World Water Monitoring Day has always been observed annually on September 18.
Rice Krispies Treats Day has always been observed annually on September 18.
World Bamboo Day has always been observed annually on September 18.
National Butterscotch Pudding Day has always been observed annually on September 19.
National Woman Road Warrior Day has always been observed annually on September 19.
Talk Like a Pirate Day has always been observed annually on September 19.
National Gibberish Day has always been observed annually on September 20.
National Punch Day has always been observed annually on September 20.
International Banana Festival has always been observed annually on September 21.
International Day of Peace Also known as World Peace Day. It has always been observed annually on September 21.
Miniature Golf Day has always been observed annually on September 21.
Pause the World Day has always been observed annually on September 21.
National Pecan Cookie Day has always been observed annually on September 21.
National Farm Safety Day for Kids has always been observed annually on September 21.
World Gratitude Day has always been observed annually on September 21.
World Alzheimer’s Day has always been observed annually on September 21.
Business Women’s Day has always been observed annually on September 22.
Dear Diary Day has always been observed annually on September 22.
International Day of Radiant Peace has always been observed annually on September 22.
National Centenarian’s Day has always been observed annually on September 22.
National Elephant Appreciation Day has always been observed annually on September 22.
National Hobbit Day has always been observed annually on September 22.
National Ice Cream Cone Day has always been observed annually on September 22.
National White Chocolate Day has always been observed annually on September 22.
World Carfree Day has always been observed annually on September 22.
World Rhino Day has always been observed annually on September 22.
Celebrate Bisexuality Day has always been observed annually on September 23.
Great American Pot Pie Day has always been observed annually on September 23.
National Dogs in Politics Day has always been observed annually on September 23.
National Checkers Day has always been observed annually on September 23.
See You at the Pole has always been observed annually on September 23.
Restless Legs Awareness Day has always been observed annually on September 23.
Festival of Latest Novelties has always been observed annually on September 24.
Gallbladder Good Health Day has always been observed annually on September 24.
Kiss Day has always been observed annually on September 24.
National Bluebird of Happiness Day has always been observed annually on September 24.
National Punctuation Day has always been observed annually on September 24.
Schwenkfelder Thanksgiving has always been observed annually on September 24.
National Cherries Jubilee Day has always been observed annually on September 24.
National Comic Book Day has always been observed annually on September 25.
International Ataxia Awareness Day has always been observed annually on September 25.
Math Storytelling Day has always been observed annually on September 25.
National Lobster Day has always been observed annually on September 25.
National Food Service Employees Day has always been observed annually on September 25.
National Psychotherapy Day has always been observed annually on September 25.
National One-Hit Wonder Day has always been observed annually on September 25.
World Pharmacist Day has always been observed annually on September 25.
European Day of Languages has always been observed annually on September 26.
Lumberjack Day has always been observed annually on September 26.
National Better Breakfast Day has always been observed annually on September 26.
National Pancake Day has always been observed annually on September 26.
Shamu the Whale Day has always been observed annually on September 26.
Ancestor Appreciation Day has always been observed annually on September 27.
National Chocolate Milk Day has always been observed annually on September 27.
National Corned Beef Hash Day has always been observed annually on September 27.
National Gay Men’s HIV/AIDS Awareness Day has always been observed annually on September 27.
National Crush a Can Day has always been observed annually on September 27.
World Tourism Day has always been observed annually on September 27.
Fish Tank Floorshow Night has always been observed annually on September 28.
International Right to Know Day has always been observed annually on September 28.
National Ask a Stupid Question Day has always been observed annually on September 28.
National Drink Beer Day has always been observed annually on September 28.
National Strawberry Cream Pie Day has always been observed annually on September 28.
Read a Child a Book You Like Day has always been observed annually on September 28.
National Good Neighbor Day has always been observed annually on September 28.
World Rabies Day is an international awareness campaign coordinated by the Global Alliance for Rabies Control, a non-profit organization with headquarters in the United States. It has always been observed annually on September 28.
Broadway Musicals Day has always been observed annually on September 28.
Confucius Day has always been observed annually on September 29.
Happy Goose Day has always been observed annually on September 29.
National Attend Your Grandchild’s Birthday Day has always been observed annually on September 29.
National Coffee Day has always been observed annually on September 29.
National Mocha Day has always been observed annually on September 29.
National Poisoned Blackberries Day has always been observed annually on September 29.
VFW Day also known as Veterans of Foreign Wars Day. It has always been observed annually on September 29.
World Heart Day has always been observed annually on September 29.
Blasphemy Day has always been observed annually on September 30.
Chewing Gum Day has always been observed annually on September 30.
International Translation Day has always been observed annually on September 30.
National Mud Pack Day has always been observed annually on September 30.
National Mulled Cider Day has always been observed annually on September 30.
The Time for Yoga has always been observed annually on September 30.