September 2025 Calendar

September 2025 Holidays and Celebrations

• 01 Mon
  Labor Day Holiday
• 01 Mon
  American Chess Day
• 01 Mon
  West Indian Day Parade
• 01 Mon
  Emma M Nutt Day
• 01 Mon
  world alzheimer's month
• 01 Mon
  World Letter Writing Day
• 02 Tue
  Telephone Tuesday
• 02 Tue
  World Coconut Day
• 02 Tue
  Bison Ten Yell Day
• 02 Tue
  V-J Day
• 03 Wed
  Signing of the Treaty of Paris
• 03 Wed
  National Skyscraper Day
• 04 Thu
  World Sexual Health Day
• 04 Thu
  National Wildlife Day
• 05 Fri
  National Lazy Mom’s Day
• 05 Fri
  National 401(k) Day
• 05 Fri
  National Cheese Pizza Day
• 05 Fri
  National Food Bank Day
• 05 Fri
  International Day of Charity
• 06 Sat
  Fight Procrastination Day
• 06 Sat
  World Beard Day
• 06 Sat
  Read a Book Day
• 07 Sun
  National Salami Day
• 07 Sun
  International Day of Clean Air for blue skies
• 08 Mon
  Worldwide Cystic Fibrosis Day
• 08 Mon
  World Physiotherapy (PT) Day
• 08 Mon
  Pardon Day
• 08 Mon
  International Literacy Day
• 09 Tue
  International Sudoku Day
• 09 Tue
  International Day to Protect Education from Attack
• 09 Tue
  California Admission Day
• 09 Tue
  National Teddy Bear Day
• 10 Wed
  National Swap Ideas Day
• 10 Wed
  World Suicide Prevention Day
• 11 Thu
  National Make Your Bed Day
• 11 Thu
  National School Picture Day
• 11 Thu
  Patriot Day
• 12 Fri
  National Video Games Day
• 12 Fri
  International Day for South-South Cooperation
• 12 Fri
  National Day of Civic Hacking
• 12 Fri
  National Day of Encouragement
• 12 Fri
  National Chocolate Milkshake Day
• 13 Sat
  Carl Garner Federal Lands Cleanup Day
• 13 Sat
  National Celiac Disease Awareness Day
• 13 Sat
  National Pet Memorial Day
• 13 Sat
  Day of the Programmer
• 13 Sat
  World Sepsis Day
• 13 Sat
  National Bald is Beautiful Day
• 13 Sat
  Roald Dahl Day
• 13 Sat
  Positive Thinking Day
• 13 Sat
  International Chocolate Day
• 13 Sat
  National Peanut Day
• 14 Sun
  National Live Creative Day
• 14 Sun
  National Hug Your Hound Day
• 14 Sun
  Grandparents Day
• 15 Mon
  Get Ready Day
• 15 Mon
  National Online Learning Day
• 15 Mon
  National Linguine Day
• 15 Mon
  National Hispanic Heritage Month
• 15 Mon
  World Lymphoma Awareness Day
• 15 Mon
  International Day of Democracy
• 15 Mon
  International Dot Day
• 16 Tue
  National Step Family Day
• 16 Tue
  National Working Parents Day
• 16 Tue
  International Day for the Preservation of the Ozone Layer
• 16 Tue
  National IT Professionals Day
• 16 Tue
  National Guacamole Day
• 17 Wed
  Citizenship Day
• 17 Wed
  National Pet Bird Day
• 17 Wed
  International Country Music Day
• 17 Wed
  World Patient Safety Day
• 17 Wed
  Constitution Day
• 18 Thu
  International Equal Pay Day
• 18 Thu
  National First Love Day
• 18 Thu
  Air Force Day
• 18 Thu
  National Cheeseburger Day
• 19 Fri
  National POW/MIA Recognition Day
• 19 Fri
  Batman Day
• 19 Fri
  Talk Like a Pirate Day
• 19 Fri
  National Dance Day
• 20 Sat
  National CleanUp Day
• 20 Sat
  Oktoberfest
• 20 Sat
  National Queso Day
• 20 Sat
  National Pepperoni Pizza Day
• 20 Sat
  International Eat an Apple Day
• 20 Sat
  International Coastal CleanUp Day
• 20 Sat
  National Gymnastics Day
• 21 Sun
  World Alzheimer’s Day
• 21 Sun
  Wife Appreciation Day (National Wife Day)
• 21 Sun
  World Gratitude Day
• 21 Sun
  International Day of Peace
• 21 Sun
  National Chai Day
• 22 Mon
  Falls Prevention Awareness Day
• 22 Mon
  National White Chocolate Day
• 22 Mon
  American Business Women’s Day
• 22 Mon
  National Centenarian’s Day
• 22 Mon
  Car Free Day
• 22 Mon
  World CML (Chronic Myeloid Leukemia) Day
• 22 Mon
  National Elephant Appreciation Day
• 22 Mon
  World Rhino Day
• 22 Mon
  World Car-Free Day
• 22 Mon
  National Family Day
• 22 Mon
  Autumnal Equinox (Start of Fall)
• 22 Mon
  Hobbit Day
• 22 Mon
  World Rose Day
• 23 Tue
  National Voter Registration Day
• 23 Tue
  Bi Visibility Day
• 23 Tue
  International Day of Sign Languages
• 24 Wed
  National Punctuation Day
• 24 Wed
  Schwenkfelder Thanksgiving
• 24 Wed
  National Brave Day
• 24 Wed
  National Cherries Jubilee Day
• 24 Wed
  World Bollywood Day
• 24 Wed
  World Gorilla Day
• 25 Thu
  National Cooking Day
• 25 Thu
  National Lobster Day
• 25 Thu
  National Open The Magic Day
• 25 Thu
  National One-Hit Wonder Day
• 25 Thu
  World Dream Day
• 25 Thu
  National Daughters Day
• 25 Thu
  Comic Book Day
• 26 Fri
  National Dumpling Day
• 26 Fri
  International Day for the Total Elimination of Nuclear Weapons
• 26 Fri
  World Contraception Day
• 26 Fri
  Johnny Appleseed Day
• 26 Fri
  Native American Day (CA and NV)
• 27 Sat
  National Family Health & Fitness Day USA
• 27 Sat
  National Crush Day
• 27 Sat
  National Public Lands Day
• 27 Sat
  National Ghost Hunting Day
• 27 Sat
  National Hunting and Fishing Day
• 27 Sat
  International Rabbit Day
• 27 Sat
  National Singles Day
• 27 Sat
  World Tourism Day
• 28 Sun
  Gold Star Mother's Day
• 28 Sun
  National Neighbor Day
• 28 Sun
  International Daughters Day
• 28 Sun
  Ask a Stupid Question Day
• 28 Sun
  International Day for Universal Access to Information
• 28 Sun
  World Rabies Day
• 28 Sun
  World Rivers Day
• 28 Sun
  National Sons Day
• 29 Mon
  National Starbucks Day
• 29 Mon
  International Food Loss and Waste Awareness Day
• 29 Mon
  International Day of Awareness of Food Loss and Waste
• 29 Mon
  Veterans of Foreign Wars (VFW) Day
• 29 Mon
  National Coffee Day
• 29 Mon
  World Heart Day
• 30 Tue
  National Love People Day
• 30 Tue
  National Day for Truth and Reconciliation
• 30 Tue
  International Translation Day
• 30 Tue
  World Maritime Day
• 30 Tue
  International Podcast Day