September 2026 Theme Day & Social Media Calendar for Small Businesses
- MorningBird Media
- Feb 4
- 4 min read
Ease into fall with September’s cozy theme days, back-to-business holidays, and steady social media inspiration.
Welcome to the MorningBird Media September 2026 Theme Calendar!
September welcomes a new season of fresh routines, cozy beginnings, and meaningful celebrations. From honoring Labor Day and Patriot Day to enjoying fun favorites like National Coffee Day. Keep these September highlights right at your fingertips by subscribing to our Google Calendar below!
Subscribe Below!
September brings a shift in rhythm, blending the energy of new beginnings with the comfort of familiar routines. The MorningBird Media September 2026 Holiday Calendar is your go-to resource for fresh marketing ideas, social media content planning, and seasonal inspiration. Built for businesses, creators, and community leaders, this Calendar helps you stay organized, creative, and connected as you move into fall. Use it to spark new ideas, align your messaging with meaningful moments, and keep your content strategy flowing seamlessly all month long!
September 2026 Theme Days
Tuesday, September 1st
American Chess Day
World Letter Writing Day
Pink Cadillac Day
National Child Identity Theft Awareness Day
Wednesday, September 2nd
World Coconut Day
National Spalding Baseball Day
Indigenous Literacy Day
Pierce Your Ears Day
Thursday, September 3rd
National Skyscraper Day
Merchant Navy Day
US Bowling League Day
Friday, September 4th
National Wildlife Day
National Chianti Day
National Food Bank Day
National Macadamia Nut Day
Saturday, September 5th
International Bacon Day
National Cheese Pizza Day
World Beard Day
International Day of Charity
World Samosa Day
Sunday, September 6th
National Read a Book Day
National Coffee Ice Cream Day
National Color Blind Awareness Day
National Pet Rock Day
Monday, September 7th
Labor Day (US)
National Beer Lovers Day
National Salami Day
National Buy a Book Day
Superhuman Day
Tuesday, September 8th
Star Trek Day
Actors’ Day
National Ampersand Day
Telephone Tuesday
World Physical Therapy Day
Wednesday, September 9th
National Teddy Bear Day
International Sudoku Day
Wonderful Weirdos Day
Thursday, September 10th
National Swap Ideas Day
"R U OK?" Day
National School Picture Day
National TV Dinner Day
National Port Wine Day
World Suicide Prevention Day
Friday, September 11th
Patriot Day (9/11)
Stand Up to Cancer Day
National Hot Cross Bun Day
National Make Your Bed Day
Saturday, September 12th
National Video Games Day
National Chocolate Milkshake Day
Gym Day
World Dolphin Day
National Police Woman Day
Sunday, September 13th
International Chocolate Day
Positive Thinking Day
Programmers Day
Supernatural Day
National Peanut Day
Monday, September 14th
National Cream Filled Donut Day
National Rosa Tequila Day
National Coloring Day
National Sober Day
Tuesday, September 15th
Make a Hat Day
National Tackle Kids Cancer Day
Greenpeace Day
National Double Cheeseburger Day
Wednesday, September 16th
National Play-Doh Day
National Guacamole Day
National Stepfamily Day
Mayflower Day
National Working Parents Day
Thursday, September 17th
International Country Music Day
World Patient Safety Day
Responsible Dog Ownership Day
National Pet Bird Day
Friday, September 18th
Rice Krispies Treats Day
National Cheeseburger Day
International Grenache Day
International Equal Pay Day
World Bamboo Day
Saturday, September 19th
Love & Friendship Day
National Dance Day
Batman Day
National Gymnastics Day
International Coastal Cleanup Day
National Singles Day
Sunday, September 20th
National Queso Day
National Pepperoni Pizza Day
National Fried Rice Day
National Punch Day
National Care for Kids Day
Monday, September 21st
National Chai Day
Miniature Golf Day
National Pecan Cookie Day
World Gratitude Day
Zero Emissions Day
Tuesday, September 22nd
National Elephant Appreciation Day
National Ice Cream Cone Day
Business Women’s Day
National White Chocolate Day
Wednesday, September 23rd
Redhead Appreciation Day
Education Technology Day
Celebrate Bisexuality Day
International Day of Sign Languages
National Great American Pot Pie Day
Thursday, September 24th
Heritage Day
World Bollywood Day
World Maritime Day
National Mofongo Day
Remember Me Thursday
Friday, September 25th
National One-Hit Wonder Day
National Comic Book Day
National Cooking Day
Native American Day
Saturday, September 26th
National Alpaca Day
National Hunting & Fishing Day
National Dumping Day
Human Resource Professional Day
Sunday, September 27th
National Banana Lovers Day
Tarzan Day
World Rock Paper Scissors Day
National Petroleum Day
Monday, September 28th
National Good Neighbor Day
National Drink Beer Day
International Poke Day
National Strawberry Cream Pie Day
World Family Day
Tuesday, September 29th
National Coffee Day
National Biscotti Day
National Starbucks Day
National Police Remembrance Day
Wednesday, September 30th
National Pet Tricks Day
International Podcast Day
National Love People Day
National Chewing Gum Day
Eat Outside Day
Motorist Consideration Monday
National Trail Mix Day
Love Litigating Lawyers Day
We Love Memoirs Day
International Overdose Awareness Day
Do you need help expanding or maximizing your social media presence?
Do you find yourself struggling with time management or post effectiveness? MorningBird Media is here to assist you every step of the way! Whether you need a strategic plan, help creating content, or time-saving solutions, we are your trusted partner for all things marketing. Our team is passionate about helping businesses like yours grow, engage, and succeed in the digital world. We’d love to be your go-to marketing resource, offering tailored strategies to fit your needs and goals. You can discover how to reach your full marketing potential with a complimentary Virtual Coffee Date with a MorningBird team member 👇
Comments