September 2026 Social Media Holiday Calendar

Discover 100+ holidays, hashtags, and celebrations to inspire creative posts and boost engagement.

September 2027 Social Media Holiday Calendar

Discover 100+ holidays, hashtags, and celebrations to inspire creative posts and boost engagement.

Social media holiday calendar preview for september social media holiday calendar

September, 2027

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Food and Drink

Health and Wellness

Relationships and Social

Animals and Nature

Arts and Entertainment

National and International Observances

Fun and Quirky

Professional and Work-Related

Seasonal and Holiday-Related

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Sunday

30

International Whale Shark Day

Toasted Marshmallow Day

Frankenstein Day

Beach Day

International Day of the Victims of Enforced Disappearances

31

International Overdose Awareness Day

Trail Mix Day

Matchmaker Day

South Carolina Day

1

World Letter Writing Day

Ginger Cat Appreciation Day

No Rhyme or Reason Day

Emma M. Nutt Day

Chicken Boy Day

2

World Coconut Day

Blueberry Popsicle Day

Victory over Japan Day (end of WWII)

3

Lazy Mom's Day

Baby Back Ribs Day

Skyscraper Day

U.S. Bowling League Day

Welsh Rarebit Day

4

World Beard Day

Macadamia Nut Day

Eat an Extra Dessert Day

5

International Day of Charity

Cheese Pizza Day

Be Late for Something Day

6

Read a Book Day

Coffee Ice Cream Day

Fight Procrastination Day

Labor Day

7

World Duchenne Awareness Day

Acorn Squash Day

Beer Lover's Day

Salami Day

Grandma Moses Day

8

International Literacy Day

Ampersand Day

9

Fetal Alcohol Spectrum Disorders Day

Wiener Schnitzel Day

I Love Food Day

Wonderful Weirdos Day

10

World Suicide Prevention Day

Swap Ideas Day

TV Dinner Day

Sew Be It Day

11

Make Your Bed Day

Hot Cross Bun Day

Libraries Remember Day

12

Day of Encouragement

Chocolate Milkshake Day

Video Games Day

Police Woman Day

13

Peanut Day

Bald is Beautiful Day

Celiac Awareness Day

Positive Thinking Day

14

Cream-Filled Donut Day

Live Creative Day

Eat a Hoagie Day

15

Linguine Day

Online Learning Day

Creme de Menthe Day

Felt Hat Day

16

International Day for the Preservation of the Ozone Layer

Guacamole Day

Working Parents Day

Stepfamily Day

Play-Doh Day

17

Constitution Day and Citizenship Day

Apple Dumpling Day

Monte Cristo Day

Professional House Cleaners Day

18

World Water Monitoring Day

Cheeseburger Day

HIV/AIDS and Aging Awareness Day

Respect Day

Rice Krispie Treats Day

Gymnastics Day

19

International Talk Like a Pirate Day

Butterscotch Pudding Day

Women's Friendship Day

20

World CleanUp Day

International Day of University Sport

Fried Rice Day

String Cheese Day

Punch Day

21

IT Professionals Day

International Day of Peace

Miniature Golf Day

World Alzheimer's Day

Pecan Cookie Day

22

World Car Free Day

Elephant Appreciation Day

White Chocolate Day

American Business Women's Day

Hobbit Day

23

International Day of Sign Languages

Snack Stick Day

Celebrate Bisexuality Day

Checkers Day

Dogs in Politics Day

24

Cherries Jubilee Day

Punctuation Day

Heritage Day (South Africa)

Bluebird of Happiness Day

25

World Pharmacists Day

World Dream Day

Cooking Day

One-Hit Wonder Day

Tune-Up Day

Public Lands Day

26

European Day of Languages

Dumpling Day

Compliance Officer Day

27

World Tourism Day

Chocolate Milk Day

Crush a Can Day

Scarf Day

Gay Men's HIV/AIDS Awareness Day

28

World Rabies Day

Drink Beer Day

Good Neighbor Day

Strawberry Cream Pie Day

29

World Heart Day

Biscotti Day

Attend Your Grandchild's Birth Day

Women's Health and Fitness Day

30

World Maritime Day

International Translation Day

Hot Mulled Cider Day

Mud Pack Day

Love People Day

International Podcast Day

1

International Coffee Day

World Vegetarian Day

Homemade Cookies Day

Hair Day

Fire Pup Day (Fire Dogs)

World Smile Day

2

International Day of Non-Violence

Name Your Car Day

Custodial Worker Day

Fried Scallops Day

3

Techies Day

Boyfriend Day

Caramel Custard Day

Soft Taco Day

Food and Drink

Health and Wellness

Relationships and Social

Animals and Nature

Arts and Entertainment

Fun and Quirky

National and International Observances

Seasonal and Holiday-Related

Professional and Work-Related

Turn holiday hashtags into social media success

The Social Media Holiday Calendar is just the beginning,

Publer is your all-in-one social media management platform.

🗓️ Schedule holiday content & save time

Explore hundreds of social media holidays, awareness days, and celebrations for each month of 2026.

  • Post across multiple platforms to expand your reach.

  • Automate posts in bulk to save time and stay offline.

  • Schedule at the optimal time for maximum engagement.

  • Plan and organize content easily with a drag-and-drop calendar.

📊 Maximize results with analytics
✍️ Create engaging content in minutes
🤝 Collaborate on your shared social media calendar
🔍 Explore the latest trends & industry news

Turn holiday hashtags into social media success

The Social Media Holiday Calendar is just the beginning,

Publer is your all-in-one social media management platform.

🗓️ Schedule holiday content & save time

Explore hundreds of social media holidays, awareness days, and celebrations for each month of 2026.

  • Post across multiple platforms to expand your reach.

  • Automate posts in bulk to save time and stay offline.

  • Schedule at the optimal time for maximum engagement.

  • Plan and organize content easily with a drag-and-drop calendar.

📊 Maximize results with analytics
✍️ Create engaging content in minutes
🤝 Collaborate on your shared social media calendar
🔍 Explore the latest trends & industry news

Got questions?

We got answers.

What is the Social Media Holiday Calendar?

Publer’s free Social Media Holiday Calendar is an interactive tool that lists 100+ holidays, awareness days, and celebrations every month, complete with descriptions and hashtags. It’s designed to help you create engaging content and stay on top of trends.

How can this calendar improve my social media engagement?

By posting about trending holidays and using recommended hashtags, you can reach larger audiences, join relevant conversations, and build stronger connections with your followers.

Is the calendar free to use?

Yes! The Social Media Holiday Calendar is completely free, -no account required.

Do I need a Publer account to use the calendar?

No, but creating an account gives you access to Publer’s suite of social media tools, including AI content creation, scheduling, analytics, and team collaboration.

What platforms do the hashtags work for?

The recommended hashtags are optimized for use across all major platforms, including Instagram, Twitter/X, Facebook, LinkedIn, and more.

What is Publer?

Publer is an all-in-one social media management platform. With AI-powered tools, content scheduling, performance tracking, and collaboration features, Publer helps you save time and grow your social media presence.

Got questions?

We got answers.

What is the Social Media Holiday Calendar?

Publer’s free Social Media Holiday Calendar is an interactive tool that lists 100+ holidays, awareness days, and celebrations every month, complete with descriptions and hashtags. It’s designed to help you create engaging content and stay on top of trends.

How can this calendar improve my social media engagement?

By posting about trending holidays and using recommended hashtags, you can reach larger audiences, join relevant conversations, and build stronger connections with your followers.

Is the calendar free to use?

Yes! The Social Media Holiday Calendar is completely free, -no account required.

Do I need a Publer account to use the calendar?

No, but creating an account gives you access to Publer’s suite of social media tools, including AI content creation, scheduling, analytics, and team collaboration.

What platforms do the hashtags work for?

The recommended hashtags are optimized for use across all major platforms, including Instagram, Twitter/X, Facebook, LinkedIn, and more.

What is Publer?

Publer is an all-in-one social media management platform. With AI-powered tools, content scheduling, performance tracking, and collaboration features, Publer helps you save time and grow your social media presence.

Maximize Your Social Media Impact with Publer

The ultimate hub for social media management

Linkie

Join Our Newsletter!

Get the latest social media news & updates straight to your inbox!

You will receive an email with instructions for how to confirm your email address in a few minutes

Download Publer App to manage socials anywhere!

© 2026 Kalemi. All rights reserved.

Maximize Your Social Media Impact with Publer

The ultimate hub for social media management

Linkie

Join Our Newsletter!

Get the latest social media news & updates straight to your inbox!

You will receive an email with instructions for how to confirm your email address in a few minutes

Download Publer App to manage socials anywhere!

© 2026 Kalemi. All rights reserved.