September 2025 Monthly Holidays

AKC Responsible Dog Ownership Month Link  Link
All American Breakfast Month Link
Attendance Awareness Month Link
Attention Deficit Hyperactivity Disorder Month
Atrial Fibrillation Month
Baby Safety Month Link
Backpack Safety America Month
Be Kind To Editors & Writers Month
Blood Cancer Awareness Month Link
Bourbon Heritage Month Link
Childrens' Good Manners Month
Childhood Cancer Awareness Month Link
Cholesterol Education Month Link
Classical Music Month  Link
Co-op Awareness Month (9/24-10/31)
College Savings Month
Craniofacial Acceptance Month  Link
Eat Chicken Month
Fall Hat Month
Global Pulmonary Fibrosis Awareness Month  Link
Go Wild for California Wild  Rice Month Link
Great American Low-Cholesterol, Low-fat Pizza Bake Month
Gynecology Cancer Awareness Month
Happy Healthy Cat Month Link Link
Histiocytosis Awareness Month Link
Hunger Action Month  Link
Hydrocephalus Awareness Month  Link
Intergeneration Month
International Days of Radiant Peace (9/22-6/23)
International  or National Guide Dogs Month Link  Link
International People Skills Month
International Self-Awareness Month Link  (Note: There is also one in July. Different Sponsor.)
International Speak Out Month
International Strategic Thinking Month
International Square Dancing Month
International Women's Friendship Month
ITP Awareness Month Link
Library Card Sign-up Month
(World) Leukemia and Lymphoma Awareness Month Link
Mesothelioma Awareness Month Link
Million Minute Family Challenge (September-December)
Mold Awareness Month
National Alcohol & Drug Addiction Recovery Month
National Americana Month  Link
National Bake & Decorate Month
National Be A Food Hero Month
National Campus Safety Awareness Month Link
National Cheese Month  Link
National Chicken Month Link
National Child Awareness Month Link
National Childhood Obesity Awareness Month Link  
National Chiari Awareness Month   Link
National Cholesterol Education Month
National Coupon Month
National Disease Literacy Month Link
National DNA, Geonomics & Stem Cell Education Month
National Food Safety Education Month  Link
National Family Meals Month Link
National Fruit and Veggies Month (Also June)
National Guide Dog Month Link Link
National Head Lice Prevention Month
National Hispanic Heritage Month (9/15-10/15)
National Home Furnishings Month
National Honey Month Link
National Infant Mortality Awareness Month Link
National Mulled Cider Month Link
National Mushroom Month Link 
National Organic Harvest Month Link
National Osteopathic Medicine Month Link
National Ovarian Cancer Awareness Month (Gov't)
National Passport Awareness Month  Link
National Pediculosis (Head Lice)  Prevention Month Link
National Pet Memorial Month Link
National Piano Month (Note: World Piano Day is March 29)
National Preparedness Month  Link
National Prostate Cancer Awareness Month  Link
National Prime Beef Month Link
National Prosper Where You Are Planted Month
National Pulmonary Fibrosis Awareness Month  Link
National Recovery Month
National Rice Month
National Save A Tiger Month Link  Link
National Sewing Month  Link
National Service Dog Month
National Shake Month (Ice Cream)
National Sickle Cell Month  Link
National Skin Care Awareness Month
National Spinal Cord Injury Awareness Month  Link
National Suicide Prevention Month  Link
National Taco Month  Link
National Wilderness Month
One-on-One Month
Ovarian Cancer Awareness Month Link
Pain Awareness Month  Link
Pediatric Cancer Awareness Month Link
Pet Health Insurance Month  Link
Pleasure Your Mate Month
Polycystic Ovarian Syndrome Awareness Month  Link
Save The Koala Month Link
Save Your Photos Month  Link
Sea Cadet Month
Self-Care Awareness Month Link
September Is Healthy Aging Month
Shameless Promotion Month
Sports and Home Eye Health & Safety Month
Subliminal Communications Month
Superior Relationships Month
Thyroid Cancer Awareness Month  Link
Update Your Resume Month
Whole Grains Month
Wild Rice Month Link
Women's Friendship Month
Workforce Development Month Link
World Alzheimer's Month
World Beach Month
World Candle Month Link
World Speak Out Month
Worldwide Speak Out Month
Youth Leadership Month
National Hispanic Heritage Month (September 15-October 15)

September 2025 Weekly Holidays

*International Enthusiasm Week: 1-7
*National Nutrition Week: 1-7 (UNICEF-India) Link
National Payroll Week: 1-5 (First M-F Week)
*Self-University Week: 1-7 Link
Play Days: 2-6 (Tues. thru Sat. after Labor Day)
Popcorn Days: 5-7 (First Weekend After Labor Day)  Link 
Mushroom Days: 6-7 (Weekend After Labor Day) Link
Celebrate Community: 7-13 Link (2nd Full Week)
Direct Support Professional Recognition Week: 7-13 Link
International Housekeepers Week: 7-13 (Second Full Week) Link
National Championship Air Races: 7-13 ?  Link
National Assisted Living Week: 7-13 (Always Grandparents Day thru Saturday)
National Chef Appreciation Week: 7-13 Link  (2nd Week)
National Security Officer Appreciation Week: 7-13
National Waffle Week: 7-13 (First Full Week)
Nephrology Nurses Week:7-13Link
Suicide Prevention Week:7-13  (Always has 10th in it)
International Air Ambulance Week: 8-14  Link
Line Dance Week: 8-13 (Starts 2nd Mon. thru Sat.)
Substitute Teacher Appreciation Week: 8-12
National Days of Prayer & Remembrance: 12-14 (Friday thru Sunday Closest to 9/11)
National Neonatal Nurses Week: 13-19  Link
Balance Awareness Week: 14-20 Link   (3rd Week)
Be A Mench Week: 14-20
Build A Better Image Week: 14-20 (Third Full Week)
Child Passenger Safety Week: 14-20 Link  (Third Full Week)
International Clean Hands Week:14-20 (Third Full Week)
International Women's E-Commerce Days: 14-20
National Construction Appreciation Week: 14-20  (3rd Week)
National Farm & Ranch Safety and Health Week:14-20 (Third Full Week)
National Historically Black Colleges & Universities Week: 14-20
National Indoor Plant Week:14-20 (Third Full Week)
National Rehabilitation Awareness Week: 14-20 (Third Full Week)
National Security Officer Appreciation Week: 14-20 (Third Full Week)
National Singles Week: 14-20 (Third Full Week)
National Truck Driver Appreciation Week: 14-20  Link
Prostate Cancer Awareness Week: 14-20 (Third Week) 
International Go-Kart Week: 15-21 (Third Week Mon-Sun.)
Mitochondrial Disease Awareness Week: 15-21 (Third Full M-Sun Week) Link
National Love Your Files Week: 15-19 Link  (Third Full M-F Week)
*National Medicare Education Week: 15-21 Link
Pollution Prevention Week: 15-21 (Third Week)  Link
*Constitution Week: 17-23
National Guitar Flat-Picking Days: 17-21 Link
Hummingbird Celebration: 18-21 Link
National Ballroom Dance Week: 19-27 Link
International Women's Commerce Days: 19-26
Clean Up The World Weekend: 20-21 (Third Weekend)
Farm Animal Awareness Week: 20-26 (Starts on 3rd Saturday)
Banned Books Week: 21-27 Link  (Last week of September)
Deaf Dog Awareness Week: 21-27Link  (Last Full Week)
International Interpreters and Translators Week:21-27 (Last  Full Week)
International Week of the Deaf: 21-27 Link  (Last Week)
National App Week: 21-27 Link  (4th Week)
National Dog Week: 21-27 (Always last full week)  Link  Link
National Employ Older Workers Week: 21-27 Link (Last Full Week)
National Farm Safety and Health Week: 21-27 (Last Week)
National Keep Kids Creative Week: 21-27 (Last Week)
National Singles Week: 21-27
Remember to Register to Vote Week: 21-27(Last Week)
Sea Otter Awareness Week:  21-27 (Last Week)
Tolkien Week: 21-27 (The Week that Hobbit Day falls on = 9/22)
World Hearing Aid Awareness Week:  21-27 (Last Week)
World Reflexology Week: 21-27(Last Full Week)
Ally Week: 22-26 Link
Fall Astronomy Week: 22-28
Minimally Invasive Surgery Week: 24-27  Link
International Sand Sculpting Championships : 26-10/5 Link
National Chimney Safety Week: 28-10/4  (Week before Fire Prevention Week)
National Fall Foliage Week: 28-10/4 (Begins last Sunday and runs all week.) 

September 2025 Daily Holidays

*Acne Positivity Day: 1  Link
*Building and Code Staff Appreciation Day: 1 
*Calendar Adjustment Day: 1
*Chicken Boy's Day: 1
*Emma M. Nutt Day: 1
Great Bathtub Race: 1 (Always on Labor Day)
*International Cap Classique Day: 1 Link
*International Day of Awareness for the Dolphins of Taiji: 1 Link
*National Toy Testing Day: 1
Labor Day: 1 Link Link Link Link
Mouthguard Day: 1 (First Monday)
*National Burnt Ends Day: 1 Link (Note: Another one is in August.)
*National Hotel Employee Day: 1
*Meteorological Autumn: 1
*National No Rhyme (Nor Reason) Day: 1
*Random Acts of Kindness Day or Be Kind Day: 1  Link  (Also in February. Also RAK Friday in November.)
*World Letter Writing Day: 1 Link
Yard Art Day: 1 Link (On Labor Day)

 

Another Look Unlimited Day: 2 (Day after Labor Day)
*Bison-ten Yell Day: 2 
*National No Patrick Day: 2 Link  (SpongeBob Squarepants)
*V-JDay:2
*World Coconut Day: 2  Link

*National Cinema Day: 3 Link
*National Day of Prayer for Victims of Hurricane Harvey: 3 
*Pressed Pennies Day: 3
*Skyscraper Day: 3 Link

 

Mawlid Al Nabi: 4
*National Spice Blend Day: 4  Link
*National Wildlife Day: 4 Link (Also February 22 to honor Steve Irwin)
*Newspaper Carrier Day: 4

*Be Late For Something Day: 5
Bring Your Manners To Work Day: 5  (First Friday)
*International Day of Charity: 5 Link
*Jury Rights Day: 5  Link
Milad un Nabi (Shia): 5
National Lazy Mom's Day: 5 (First Friday)
National Chianti Day: 5  Link  (First Friday) 
National Dog Walker Appreciation Day: 5 (Friday after Labor Day)
National Food Bank Day: 5 Link  (First Friday)
Stand Up To Cancer Day: 5 Link  (First Friday)

 

National Play Outside Day: 6 Link (First Saturday)
National Tailgating Day:  6 Link  Link (First Saturday)
World Beard Day: 6 Link  (First Saturday) Link  Link

 

Bowling League Day: 7 Link  (First Sunday)
*Google Commemoration (Founded) Day: 7
*Grandma Moses Day: 7
Grandparent's Day: 7 (First Sunday after Labor Day)
*Grateful Patient Day: 7  Link
*International Day of Clean Air For Blue Skies: 7
*International Day for Police Cooperation: 7
*National Attention Deficit Disorder Awareness Day: 7 Link
National Pastor's Spouses Day: 7 (First Sunday)
*"Neither Snow nor Rain" Day: 7
Pet Rock Day: 7 Link  (First Sunday)
*Salami Day: 7  Link

*Dog Walker Appreciation Day: 8  Link Link Link
*Iguana Awareness Day: 8 Link
*International Literacy Day: 8
*National Ampersand Day: 8  Link
*Pardon Day: 8 Link
*Pediatric Hematology/Oncology Nurses Day: 8 Link
National Boss/Employee Exchange Day: 8 (First Monday after Labor Day)
*Star Trek Day: 8  Link
*Virgin Mary Day (birthday): 8
*World Physical Therapy Day: 8 Link

 
Ants On A Log Day: 9 Link (Second Tuesday)
*Care Bears Share Your Care Day: 9  Link
*Fetal Alcohol Spectrum Disorders Day: 9 Link
*International Box Wine Day: 9 Link
*International Buy A Priest A Beer Day: 9 Link Link
*International Day To Protect Education From Attack: 9
*National Teddy Bear Day: 9 Link Link Link Link Link Link
*Opposite Day: 9 Link (Do the Opposite of What You Normally Do. Breathing, living, etc. is the exception from SpongeBob Squarepants)
*Wonderful Weirdoes Day: 9  Link

*National Port Wine Day: 10  Link
*National TV Dinner Day: 10 Link
*Swap Ideas Day: 10
*(World) Suicide Prevention Day: 10  Link

 
*Libraries Remember Day: 11
*National Day of Service and Remembrence: 11
National School Picture Day: 11 Link (Second Thursday)
*Patriot Day: 11 Link
*Remember Freedom Day: 11  Link

Cloud Appreciation Day: 12 Link (2nd Friday)
*International Day for South-South Cooperation: 12 Link
*National Day of Encouragement: 12  Link
*National Hug And High 5 Day: 12 Link (Note: National High 5 Day is in April)
*National Just One Human Family Day: 12 
*National Police Woman's Day: 12  Link 
*Video Games Day: 12

*9x13 Day: 13
*Bald Is Beautiful Day: 13 Link Link
Farmers' Consumer Awareness Day: 13 (2nd Saturday) Link
Hug Your Boss Day: 13 (The date varies. But it's usually the 2nd Friday thus always on a workday.)  Link
*International Chocolate Day: 13 Link
International Programmers Day: 13 Link  (Always the 256th Day of the Current Year = 13. If Leap Year, then on the 12th.)
International Drive Your Studebaker Day: 13 (2nd Saturday)
*Kids Take Over The Kitchen Day: 13  Link
*National Celiac Awareness Day: 13
National Day of Remembrance for Aborted Children: 13 Link (2nd Saturday)
National Hollerin' Day: 13 Link (2nd Saturday) 
*National Peanut Day: 13 Link
Prairie Day: 13  (2nd Saturday)
*Roald Dahl Day: 13
*Scooby-Doo Day: 13
*Uncle Sam Day: 13  Link

 
*Live Creative Day: 14  Link
National Hug Your Hound Day:14 (Second Sunday)
National Pet Memorial Day: 14 Link (Second Sunday)
*National Kreme Filled Donut Day: 14 Link  and  Link
*National Sober Day: 14  Link
*U.S. Marshals Service Day: 14

 

*Felt Hat Day: 15
*Google.com Day: 15
*Greenpeace Day: 15
*International Day of Democracy: 15
*International Day of Listening: 15  Link
*International Dot Day:  15 Link 
*International Grenache Day: 15  Link
*LGBT Center Awareness Day: 15
*National 8-Track Tape Day: 15 Link Link (Note: I disagree with others that it's on April 11.)
*National Cheese Toast Day: 15  Link
*National Day of The Cowgirl: 15 Link
*National Neonatal Nurses Day: 15 Link  
*National On-line Learning Day: 15  Link
Respect for The Aged Day: 15 (3rd Monday) Link
*Tackle Kids Cancer Day: 15 Link
*World Lymphoma Awareness Day: 15  Link

 
*Anne Dudley Bradstreet Day: 16
*International Day for the Preservation of the Ozone Layer: 16
*International Day for Interventional Cardiology: 16
IT Professionals Day: 16 (3rd Tuesday)
*National Guacamole Day: 16
*National Stepfamily Day: 16  Link
*National Tatoo Story Day: 16  (Originator is NBC's "Blindspot")
National Voter Registration Day: 16 Link  (3rd Tuesday)
*Stay Away From Seattle Day: 16 Link
*Trail of Tears Commemoration Day: 16
*World Play-doh Day: 16

 

*Citizenship Day: 17
*Constitution Day: 17
*International Country Music Day: 17 Link
*International NYC Day: 17 Link
National Ask An Atheist Day: 17 Link  (Third Wednesday) 
*National Monte Cristo Day: 17 Link
*National Professional House Cleaners Day: 17  Link Link Link Link
National Rehabilitation Day: 17 (Wednesday of Third Week)
National School Backpack Awareness Day: 17 (Third Wednesday)
*National Table Shuffleboard Day: 17
*Responsible Dog Ownership Day: 17 Link (Responsible Pet Ownership Month is February)
*Time's Up Day: 17  Link
*VFW Ladies Auxiliary Day: 17
*World Patient Safety Day: 17

*Air Force Birthday: 18
*Chiropractic Founders Day: 18 Link
*Hug A Greeting Card Writer Day: 18
International Day of Listening: 18 Link (3rd Thursday)
*International Equal Pay Day: 18 Link
*National Ceiling Fan Day: 18
*National Cheeseburger Day: 18  Link Link
*National HIV/AIDS and Aging Awareness Day: 18
National PawPaw Day: 18 (3rd Thursday)
*National Respect Day: 18 Link
National Teach Ag Day: 18 ( Thursday of the 3rd Week.)
*Read An Ebook Day: 18 Link
*World Water Monitoring Day: 18 Link Link

 

Constitution Day/Pledge Across America: 19  (Third Friday)
International Grenache Day: 19 (Third Friday)  Link
*Iota Phi Theta Day: 19
National Concussion Awareness Day: 19 Link  (Third Friday)
National POW/MIA Recognition Day: 19 (Third Friday) Link
National Tradesmen Day: 19 (Third Friday) Link
*Talk Like A Pirate Day: 19 Link  Link

 

Batman Day: 20 Link (Also in May) (3rd Saturday)
Big Whopper Liar Day: 20 (3rd Saturday)
*International Day of University Sport: 20
International Coastal Cleanup Day: 20  (3rd Saturday)
International Eat An Apple Day: 20 (3rd Saturday)
International Red Panda Day: 20  (3rd Saturday)
Locate An Old Friend Day: 20  (3rd Saturday)
Mayflower Day: 20 (3rd Saturday)
*National Bakery Day: 20 Link  Link 
*National Care for Kids Day: 20
National Clean Up Day: 20 Link  (3rd Saturday)
National Dance Day: 20 Link (3rd Saturday)
*National Fried Rice Day: 20 Link
National Gymnastics Day: 20 (3rd Saturday)
National Seatcheck Saturday 2025: 20 (3rd Saturday)
National Singles' Day: 20 Link (3rd Saturday)
*National String Cheese Day: 20  Link
Play-doh Day: 20 (3rd Saturday)
Puppy Mill Awareness Day: 20  (3rd Saturday)
World Clean-up Day: 20  Link (3rd Saturday)

*International Day of Peace: 21
*National Chai Day: 21 Link
*National Surgical Technologists Day: 21
Wife Appreciation Day: 21 (3rd Sunday)
*World's Alzheimer's Day: 21 Link

 

*American Business Women's Day: 22 
Autumn (Autumnnal Equinox): 22 @ 8:17 pm
*Chainmail Day: 22 (Link removed due to malware)
*Dear Diary Day: 22  Link
*Elephant  Appreciation Day: 22
Family Day: 22  (4th Monday)
*Hobbit Day: 22
*Ice Cream Cone Day: 22
Mabon: 22 (On Autumn Equinox)
*National Centenarian's Day: 22
*National Girls' Night In: 22 Link
*National Leg Wear Day: 22 Link
*National On-line Recovery Day: 22 Link
*National States and Capitals Day: 22 Link
*National Walk n' Roll Dog Day: 22
*National White Chocolate Day: 22  Link
*National Proposal Day: 22 (First day of Spring and Fall)
*Remote Employee Appreciation Day: 22
Rosh Hashanah: 22-24
*World Rhino Day: 22

 

*Celebrate Bi-sexuality Day: 23
*Checkers Day or Dogs in Politics Day: 23 Link
Innergize Day: 23 (Day after the Autumn Equinox)
*International Day of Sign Languages: 23
*National Great American Pot Pie Day: 23  Link
*National Snack Stick Day: 23  Link
National Woman Road Warrior Day: 23 (4th Tuesday)
*Restless Legs Awareness Day: 23  (Different sponsor from the July Weekly Observance)
*Teal Talk Day: 23  Link
*Za'atar Day: 23 Link

Banned Websites Awareness Day: 24 Link (Last Wednesday)
*National Familial Hypercholesterolemia Day: 24  Link  (Note: Different than Lipid Day on May 10)
*National Professional Baseball Day: 24 Link Link
*Punctuation Day: 24 Link
*Schwenkfelder Thanksgiving: 24
Women's Health & Fitness Day: 24 (Last Wednesday)
World Dense Breast Day: 24 Link (Last Wednesday)

 

*Acne Scar Day: 25
Fast of Gedalya: 25
*Math Story Telling Day: 25
*National Daughters Day: 25
*National Lobster Day: 25 Link   (Also June 15 Different Sponsor)
*National One-Hit Wonder Day: 25
*National Psychotherapy Day: 25 Link
*National Quesadilla Day: 25  Link
*National Research Administrators Day: 25 Link
*National Tune-up Day: 25  Link
*Open The Magic Day: 25 Link
Remember Me Thursday: 25 (4th Thursday)
*(World) Ataxia Awareness Day: 25 Link
*World Lung Day: 25 Link
World Maritime Day: 25 (Last Thursday)
*World Pharmacists Day: 25 Link Link

 

*Compliance Officer Day: 26  Link
*Forget-Me-Not Day: 26 Link  (Also Nov. 11))
Hug A Vegan Day: 26 (Last Friday)
Hug A Vegetarian Day: 26  (Last Friday)
*International Day for the Total Elimination of Nuclear Weapons: 26
*Johnny Appleseed Day: 26 Link
*Mesothelioma Day: 26 Link
National Bakery Day: 26 Link (4th Friday) Link
National Brave Day: 26? Link
National Doodle Day: 26 Link
*National Dumpling Day: 26 Link
Native American Day: 26  Link (4th Friday) (also in October)
Save The Koala Day: 26  Link  (Last Friday)
Support Purple for Platelets Day: 26 Link (Last Friday)
Vegan Baking Day: 26 (Last Friday)
*Shamu the Whale Day: 26
*Situational Awareness Day: 26  Link
World Body Painting Days: 26-30  Link
*World Contraception Day: 26 Link
Xterra World Championship Day: 26-29 Link

 

*Ancestor Appreciation Day: 27
*Crush A Can Day: 27  Link
Fall Astronomy Day: 27  (Saturday Nearest 1st Qtr. Moon)  Link (between mid-September to mid-October.)
Family Health and Fitness Day USA: 27 (Last Saturday)
Fish Amnesty Day: 27 (4th Saturday)
*Gay Men's HIV/AIDS Awareness Day: 27   Link
*Google's Birthday: 27
International Lace Day: 27 Link (Last Saturday)  (There are 3 lace observances. July & August =Wkly. Sept.= Lace Day)
International Rabbit Day: 27 Link  (4th Saturday or sometimes Sunday)
*National Day of Forgiveness: 27 Link
National Ghost Hunting Day: 27 (Last Saturday)   Link
National Hunting and Fishing Day: 27 (4th Saturday)
National Public Lands Day: 27 Link (4th Saturday)
*National Scarf Day: 27
Nickelodeon's Worldwide Day of Play: 27 Link (Last Saturday)
R.E.A.D. in America Day: 27 (4th Saturday)
Save Your Photos Day: 27 Link  (Last Saturday)
*World Tourism Day: 27

 

*Confucius Day: 28
*Fish Tank Floorshow Night: 28  Link
Gold Star Mother's and Family's Day: 28 (Last Sunday)
Happy Daughters Day: 28 (4th Sunday)  Link
International Day of The Deaf: 28 (Last Sunday)
*International Day for Universal Access To Information: 28
*International Right To Know Day: 28 Link
*National Drink Beer Day: 28 Link
*National Good Neighbor Day: 28 
Priesthood Sunday: 28 Link  (Last Sunday) Link Link
*World Rabies Day: 28
World Rivers Day: 28 (4th Sunday)

 

*International Day of Awareness of Food Loss and Waste Reduction: 29
*Michaelmas: 29
*National Attend Your Grandchild's Birth Day: 29
*National Biscotti Day: 29
*National Coffee Day: 29 Link
*National Energy Drink Day: Link
*Silent Movie Night: 29
*Urban National Wildlife Refuge Day: 29 Link
*VFW Day: 29
*World Heart Day: 29  Link

 

Ask A Stupid Question Day: 30 Link  (Last School Day in the Month)
*Blasphemy Day: 30  Link
*International Podcast Day: 30 Link
*International Translation Day: 30 Link
*National Love People Day: 30 Link
*National Mulled Cider Day: 30 Link
*Orange Shirt Day: 30 Link
*Recovery Day: 30  Link
*Wrigley Chewing Gum Day: 30