Looking for some inspirational content to post about in December? You are in the right place. Observing trending social media holidays is extremely popular and the trend is growing. Knowing what to celebrate much in advance gives you the upper hand, since you have time to plan your content and perfect it. When the social media holiday is trending on Twitter or Instagram it is already too late to jump on the bandwagon. In other words, make sure you always keep track of what’s going on.

This list of ours contains all major social media holidays and normal holidays celebrated in December 2024. Minor ones have been left off the list, so you can be sure that you won’t end up observing a holiday that no one has even heard of.

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National Days in December 2024

Our list of social media holidays in December contains the major ones, ie. holidays that have gotten at least some traction online in previous years. Apart from giving you just the names of these holidays, we have also done our homework and studied which hashtags have been used in previous years. Some of these hashtags are the official ones, while some have simply been commonly used. We recommend you to use all of these hashtags for maximum exposure.

Our list starts with the national days whose dates change each year, like Candle Day, Walt Disney Day and Ugly Sweater Day. See the full list below:

  • Cyber Monday (Monday after Thanksgiving weekend)
  • National Day of Giving (Tuesday after Thanksgiving)
  • Bartender Appreciation Day a.k.a. National Bartender Day (1st Friday in December)
  • Faux Fur Friday (1st Friday in December)
  • Candle Day (1st Saturday in December)
  • Global Fat Bike Day (1st Saturday in December)
  • National Rhubarb Vodka Day (1st Saturday in December)
  • Tropical Tree Day (Australia 🇦🇺 – 1st Sunday in December)
  • Walt Disney Day (1st Monday in December)
  • Christmas Jumper Day (UK, Thursday in early December – no particular rule) #ChristmasJumperDay
  • Gingerbread Decorating Day (2nd Saturday in December)
  • International Shareware Day (2nd Saturday in December)
  • Worldwide Candle Lighting Day (2nd Sunday in December)
  • Ugly Sweater Day (3rd Friday in December)
  • Underdog Day (3rd Friday in December)
  • No Interruptions Day (last work day of the year)

Now, let’s move on to the national days in December with fixed dates.

December is jam-packed with fun national days that everyone loves to celebrate. Starting on December 4th, National Cookie Day encourages you to bake, decorate, and share yummy cookies with friends and family. It is also a great opportunity for bakeries to use for their marketing – maybe run a special discount or host a special cookie event? Then, on December 8th, it’s time to indulge: it’s National Brownie Day. Fast forward to December 13th, and you can warm up with a cozy cup of hot cocoa for National Cocoa Day. Get creative on December 12th with National Gingerbread House Day, perfect for building and decorating cute gingerbread houses. If you like being a bit silly, don’t forget about National Ugly Sweater Day on the third Friday of December. Finally, wrap up the month with National Thank You Note Day on December 26th, a wonderful opportunity to express your gratitude for the gifts and kindness you’ve received during the holiday season.

December 1

The first day of the month is always packed with celebrations, and December 1st is no exception! With 17 national days to enjoy, there’s plenty to discover. Click the link to see the full list, complete with short explanations for each day!

  • Antarctica Day
  • National Pie Day. While January 23 is the more popular date for National Pie Day, December 1 provides another opportunity to enjoy your favorite pies.
  • Rosa Parks Day. This day is celebrated on two dates: February 4 (her birthday) and December 1 (the day of her arrest in 1955).
  • Day Without Art
  • Bifocals at the Monitor Liberation Day
  • National Secondhand Sunday* (Sunday after Thanksgiving)
  • National Eat A Red Apple Day
  • National Christmas Lights Day
  • National Cookie Cutter Day
  • National Twin With Your Dog Day
  • Wear a Dress Day. While primarily observed on June 1, some enthusiasts mark it on December 1 as well.
  • National Women Support Women Day
  • National Peppermint Bark Day
  • World AIDS Day
  • First Sunday of Advent* (Fourth Sunday before Christmas)
  • Cyber Safety Sunday* (Sunday before Cyber Monday)
  • Prisoners for Peace Day

December 2

There are 16 national days on December 2nd. Click the link to see the full list, complete with short explanations for each day!

  • Business of Popping Corn Day
  • Chatham Islands Anniversary Day 🇳🇿* (Monday closest to November 30)
  • Cyber Monday* (Monday after Thanksgiving)
  • International Day for the Abolition of Slavery
  • National Anytime Hawaiian Day
  • National Build Joy Day
  • National Jandal Day 🇳🇿* (Dates Change)
  • National Fritters Day
  • National Mutt Day. Celebrated twice a year, on July 31 and December 2.
    🐶 Explore other national days dedicated to dogs and their owners.
  • National Skip School Day
  • National Special Education Day
  • Play Basketball Day. Related holidays include National Basketball Day on November 6, which honors the sport’s inventor, Dr. James Naismith, and World Basketball Day on December 21, marking the game’s first introduction.
  • Safety Razor Day
  • Walt Disney Day* (First Monday of December)
  • World Computer Literacy Day
  • World Pollution Prevention Day

December 3

There are 9 national day celebrated on December 3rd that range from festive traditions to awareness initiatives. Click the link to see the full list, complete with short explanations for each day!

December 4

There are 13 national days on December 4th that celebrate everything from culinary delights and entrepreneurship to conservation and teamwork. Click the link to see the full list, complete with short explanations for each day!

  • Cabernet Franc Day
    🍷 Explore the complete list of 70+ wine-related national days and find the perfect occasions to raise a glass! 🥂🎉
  • Choose Women Wednesday* (Wednesday after Thanksgiving)
  • Extraordinary Work Team Recognition Day
  • International Cheetah Day
  • International Day of Banks
  • National Cookie Day
  • National Dice Day
  • National Package Protection Day* (Wednesday after Thanksgiving)
  • National Sock Day
  • Santa’s List Day
  • Wear Brown Shoes Day
  • Wildlife Conservation Day
  • Rockefeller Center Christmas Tree Lighting* (Wednesday after Thanksgiving)

December 5

There are 10 national days on December 5th that celebrate self-care, environmental awareness, history, culture, and community service. Click the link to see the full list, complete with short explanations for each day!

December 6

There are 11 national days on December 6th honoring innovation and encouraging kindness and ethical choices. Click the link to see the full list, complete with short explanations for each day!

  • Faux Fur Friday* (First Friday of December)
  • International Sweater Vestival Day* (Second Friday after Thanksgiving)
  • Mitten Tree Day
  • National Bartender Day / Bartender Appreciation Day* (First Friday of December)
    🍹 Did you know there are dozens of alcohol-themed national days to celebrate? We’ve put together a special list so you can find them all in one place! 🎉 
  • National Day of Remembrance and Action on Violence Against Women / White Ribbon Day (Canada 🇨🇦)
  • National Gazpacho Day. Not to be confused with Gazpacho Soup Day on November 25th.
  • National Microwave Oven Day
  • National Miner’s Day
  • National Pawnbrokers Day (sometimes called Gift Day)
  • Put On Your Own Shoes Day
  • Saint Nicholas Day

December 7

There are 14 national days on December 7th that honor history, creativity, play, and generosity. Click the link to see the full list, complete with short explanations for each day!

  • Chester Greenwood Day* (First Saturday of December)
    🎧 A related celebration, National Earmuff Day, is observed on March 13th.
  • Coats and Toys for Kids Day* (First Saturday of December)
  • Crate Day* (First Saturday of December, New Zealand 🇳🇿)
  • Global Fat Bike Day* (First Saturday of December)
  • International Civil Aviation Day
  • National Cotton Candy Day
  • National Illinois Day
  • National Letter Writing Day
    ✍️ A similar day, National Handwriting Day, is celebrated on January 23.
  • National Pearl Harbor Remembrance Day
  • National Play Outside Day* (First Saturday of every month)
  • National Rhubarb Vodka Day* (First Saturday of December)
    🍹 Explore the complete list of alcohol-related national days we’ve put together all in one place.
  • National Slime Day
  • SKYWARN™ Recognition Day* (First Saturday of December)
  • Tree Dressing Day* (First Weekend in December, UK 🇬🇧)

December 8

There are 10 national days on December 8th that ranging from indulging in sweet brownies to reflecting on important contributions. Click the link to see the full list, complete with short explanations for each day!

  • National Blue Collar Day
  • National Brownie Day
  • National Crossword Solvers Day
  • National Donair Day 🇨🇦
  • National Health Savings Account Day
    Not to be confused with National HSA Awareness Day on October 15.
  • National Lard Day
  • Pretend to Be a Time Traveler Day
    For dedicated fans, there’s also International Dalek Remembrance Day on December 21 and Doctor Who Day on November 23.
  • Take It In The Ear Day
  • World Choral Day* (Second Sunday of December)
  • Worldwide Candle Lighting Day* (Second Sunday of December)

December 9

There are 11 national days on December 9th ranging from honoring the past to embracing creative and cultural expressions. Click the link to see the full list, complete with short explanations for each day!

  • Christmas Card Day
  • Genocide Prevention Day / International Day of Commemoration and Dignity of the Victims of the Crime of Genocide and of the Prevention of this Crime
  • Green Monday* (Second Monday in December)
  • International Anti-Corruption Day
  • International Day of Veterinary Medicine
  • Lutefisk Day
  • National Llama Day
  • National Opal Apples Day
  • National Pastry Day
  • National Weary Willie Day
  • World Techno Day

December 10

There are six national days on December 10th that inspire global awareness, celebrate achievements, and reflect on humanity’s impact. Click the link to see the full list, complete with short explanations for each day!

December 11

There are eight national days on December 11th that span cultural traditions, technological innovation, and efforts to promote well-being for people and animals alike. Click the link to see the full list, complete with short explanations for each day!

  • Holiday Food Drive for Needy Animals Day
  • International Mountain Day
  • National App Day
  • National Have a Bagel Day
    🥯 A similar day, National Bagel Day, is observed on January 15.
  • National Noodle Ring Day
    🍝 Love pasta and noodles? We’ve created a dedicated list featuring all the pasta and noodle-related national days for you to explore and celebrate!
  • National Stretching Day
  • National Tango Day
  • UNICEF Birthday

December 12

There are nine national day observances on December 12th celebrating traditions, historical legacies, and global awareness. Click the link to see the full list, complete with short explanations for each day!

  • Christmas Jumper Day* (Dates Change, UK 🇬🇧)
  • Festival of Unmentionable Thoughts / Taboo Day
  • Gingerbread Decorating Day
    🍪 Some sources mention December 14 as its date, others place it on December 12, making it a perfect excuse to celebrate twice!
  • Gingerbread House Day
  • International Day of Neutrality
  • International Universal Health Coverage Day
  • National Ambrosia Day
  • National Ding-a-Ling Day
  • National Poinsettia Day

December 13

There are 10 national days on December 13th. Click the link to see the full list, complete with short explanations for each day!

  • Ice Cream Day: While lesser-known compared to other ice cream celebrations like National Ice Cream Day in July, this December observance offers a chance to enjoy your favorite frozen treat, even in the colder months.
  • National Cocoa Day
  • National Cream Cheese Frosting Day
  • National Day of the Horse / National Horse Day
  • National Guard Birthday
  • National Salesperson Day* (Second Friday in December)
  • National Violin Day
  • Official Lost and Found Day* (Second Friday in December)
  • Pick a Pathologist Pal Day
  • St. Lucia Day / Saint Lucy’s Day

December 14

There are 12 national days on December 14th. Click the link to see the full list, complete with short explanations for each day!

  • Gingerbread Decorating Day: Although some sources list this on December 12, others celebrate on December 14.
  • Halcyon Days* (Always 7 days before and after the Winter Solstice)
  • International Shareware Day* (Second Saturday in December)
  • More Good Today Day
  • National Alabama Day
  • National Bouillabaisse Day
  • National Free Shipping Day
  • National Monkey Day
  • National Screwdriver Day
    🍹 Did you know there are dozens of alcohol-themed national days to celebrate?
  • National Wreaths Across America Day* (Second Saturday in December)
  • Roast Chestnuts Day
  • Sustainable Entrepreneurship Day

December 15

There are six national days on December 15th. Click the link to see the full list, complete with short explanations for each day!

  • Bill of Rights Day
  • Cat Herders Day
    🐱 Explore our list of national days for cat owners. 🐾
  • International Tea Day
  • National Cupcake Day
  • National Lemon Cupcake Day
  • National Wear Your Pearls Day

December 16

There are three national days on December 16th. Click the link to see the full list, complete with short explanations for each day!

December 17

There are four national days on December 17th. Click the link to see the full list, complete with short explanations for each day!

  • National Device Appreciation Day
  • National Maple Syrup Day
  • National Say It Now Day
  • Wright Brothers Day* (By Presidential Proclamation)

December 18

There are nine national days on December 18th. Click the link to see the full list, complete with short explanations for each day!

  • Answer the Telephone Like Buddy the Elf Day
  • Bake Cookies Day
  • Flake Appreciation Day
  • International Migrants Day
  • National Crime Junkie Day
  • National Roast Suckling Pig Day
  • National Twin Day
  • Wear a Plunger on Your Head Day
  • World Arabic Language Day

December 19

There are five national days on December 19th that range from sweet treats to festive traditions and cultural appreciation. Click the link to see the full list, complete with short explanations for each day!

  • Look for an Evergreen Day
  • National Emo Day
  • National Hard Candy Day
  • National Oatmeal Muffin Day
  • National Regifting Day* (Third Thursday of December)

December 20

There are 10 national days on December 20th, from honoring historical figures and inventions to festive traditions and gaming culture. Click the link to see the full list, complete with short explanations for each day!

  • Cathode-Ray Tube Day
  • Dot Your I’s Day
  • Games Day
  • Go Caroling Day
  • International Human Solidarity Day
  • National Mudd Day
  • National Sangria Day
  • National Underdog Day* (Third Friday in December)
  • Sacagawea Day
  • Ugly Sweater Day* (Third Friday of December)

December 21

December 21 is especially busy with 21 national day celebrations that range from seasonal festivities to unique traditions and historical milestones. Click the link to see the full list, complete with short explanations for each day!

  • Don’t Make Your Bed Day* (First Day of Winter)
  • Festival of Winter Walks* (Celebrated from the third Saturday of December to the first Sunday of January)
  • Gravy Day 🇦🇺
  • Humbug Day
  • International Dalek Remembrance Day
  • International Energy Drink Day* (Winter Solstice):
  • Look On The Bright Side Day* (Winter Solstice)
  • National Armagnac Day
  • National Coquito Day
  • National Crossword Puzzle Day
  • National Flashlight Day* (Winter Solstice)
  • National French Fried Shrimp Day
  • National Homeless Persons’ Remembrance Day* (Winter Solstice)
  • National Maine Day
  • National Short Girl Appreciation Day
  • National Short Story Day* (Winter Solstice)
  • Phileas Fogg Win a Wager Day
  • Ribbon Candy Day
  • Winter Solstice / First Day of Winter* (Between December 20th and December 23rd)
  • World Basketball Day
  • World Snowboard Day

December 22

There are three national day celebrations on December 22. Click the link to see the full list, complete with short explanations for each day!

December 23

There are 6 national day celebrations on December 23. Click the link to see the full list, complete with short explanations for each day!

  • Festivus
  • Forefathers’ Day* (Unless on Sunday, Then Following Monday)
  • HumanLight
  • National Christmas Movie Marathon Day
  • National Pfeffernusse Day
  • National Roots Day

December 24

There are 4 celebrations on December 24. Click the link to see the full list, complete with short explanations for each day!

December 25

While December 25 is largely focused on celebrating Christmas, there are also two national days to enjoy, offering a chance to relax and embrace traditions. Click the link to see the full list, complete with short explanations for each day!

December 26

December 26 offers a chance to relax and reflect while celebrating five national observances. Click the link to see the full list, complete with short explanations for each day!

  • Boxing Day (Britain, Canada, Australia, New Zealand, and other Commonwealth countries)
  • National Candy Cane Day
  • National Homeowners Day
  • National Thank You Note Day
  • National Whiners Day

December 27

As the holiday season begins to wind down, December 27 offers a mix of four national day celebrations. Click the link to see the full list, complete with short explanations for each day!

  • International Day of Epidemic Preparedness
  • National Fruitcake Day
  • National Make Cut-Out Snowflakes Day:
  • Visit the Zoo Day

December 28

There are 6 national days on December 28. Click the link to see the full list, complete with short explanations for each day!

December 29

There are only three national and international days celebrated on December 29. Click the link to see the full list, complete with short explanations for each day!

  • International Cello Day
  • National Pepper Pot Day
  • Tick Tock Day / Still Need To Do Day

December 30

  • National Bacon Day #BaconDay
  • National Bicarbonate Of Soda Day #NationalBicarbonateOfSodaDay #BicarbonateOfSodaDay

December 31

National Weeks in December

  • December 1-7, 2024: National Cookie Cutter Week #NationalCookieCutterWeek
  • December 9-15, 2024: Computer Science Education Week a.k.a. CSEdWeek #CSEdWeek #ComputerScienceEducationWeek

National Months in December

  • Month of Giving #MonthofGiving
  • National Cat Lovers’ Month #NationalCatLoversMonth
  • National Tie Month #NationalTieMonth
  • National Write a Business Plan Month #NationalWriteaBusinessPlanMonth
  • Operation Santa Paws #OperationSantaPaws
  • Safe Toys and Gifts Month #SafeToysandGiftsMonth
  • Universal Human Rights Month #UniversalHumanRightsMonth

This was the list of social media holidays in December. We hope the list helps you come up with interesting social media content.

Which social media holidays will you observe? Are we missing an important one? Let us know in the comments.

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Last Update: December 25, 2024