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December 2025 social media content calendar

  • Writer: Andrew
    Andrew
  • a few seconds ago
  • 6 min read

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December marks the end of the year and the start of the festive season! From global observances and acts of kindness to cozy traditions and celebrations of unity, this month is rich with opportunities to connect with your audience. Let’s close out 2025 on a positive, inspiring note — one meaningful post at a time.


Click on any of the dates below to jump to the day or keep scrolling for important days and hashtags in December 2025, as well as social media post templates and template collections for every day this month.






Monday, December 1, 2025: Cyber Monday

It’s one of the biggest online shopping days of the year! Share your limited-time deals, highlight bestsellers, or reward your loyal customers with a special online discount.


Hashtag: #CyberMonday


Cyber Monday social media post templates:




Monday, December 1, 2025: World AIDS Day

Honor awareness, remembrance, and progress in the fight against HIV/AIDS. Support organizations making a difference or share educational resources with your audience.


Hashtag: #WorldAIDSDay


World AIDS Day social media post templates:




Tuesday, December 2, 2025: Giving Tuesday

A day dedicated to generosity and goodwill. Encourage your followers to give back — whether through donations, volunteering, or acts of kindness.



Giving Tuesday social media post templates:




Wednesday, December 3, 2025: International Day of Persons with Disabilities

Celebrate inclusion and accessibility. Highlight stories that inspire or showcase how your business supports accessibility in products or services.


Hashtag: #IDPWD


International Day of Persons with Disabilities social media post templates:




Thursday, December 4, 2025: National Cookie Day

Cookies make everything better! Share recipes, promote cookie-themed items, or offer sweet giveaways for your followers.



National Cookie Day social media post templates:




Friday, December 5, 2025: International Volunteer Day

Shine a light on community service and those who give their time to help others. Highlight volunteer opportunities or showcase your team’s charitable efforts.



International Volunteer Day social media post templates:




Saturday, December 6, 2025: St. Nicholas Day

A day for generosity and small surprises. Encourage your followers to perform random acts of kindness or share a nostalgic holiday memory.



St. Nicholas Day social media post templates:




Sunday, December 7, 2025: Pearl Harbor Remembrance Day

Honor the memory of those who served and the historical significance of this day. Keep your message solemn, respectful, and thoughtful.



Pearl Harbor Remembrance Day social media post templates:




Monday, December 8, 2025: Bodhi Day

A day of enlightenment and reflection celebrated in Buddhist tradition. Share a message of peace, mindfulness, or gratitude with your audience.


Hashtag: #BodhiDay


Bodhi Day social media post templates:




Tuesday, December 9, 2025: National Pastry Day

From croissants to danishes, celebrate all things flaky and delicious! Post irresistible pastry photos or share special bakery promotions.



National Pastry Day social media post templates:




Wednesday, December 10, 2025: Human Rights Day

Celebrate equality, dignity, and justice for all. Share inspiring quotes or stories that reflect universal human values.



Human Rights Day social media post templates:




Thursday, December 11, 2025: This or That Day

Cocoa or coffee? Wrapping paper or gift bags? Get your audience talking with a fun and interactive “This or That” post!


Hashtag: #ThisOrThat


This or That Day social media post templates:




Saturday, December 13, 2025: National Cocoa Day

Warm up your feed with cozy content! Share your favorite cocoa recipes or pair it with a seasonal promotion.



National Cocoa Day social media post templates:




Sunday, December 14, 2025: Hanukkah Begins (1st Night)

Light the first candle and celebrate with messages of hope, joy, and togetherness.


Hashtag: #Hanukkah2025


Hanukkah social media post templates:




Monday, December 15, 2025: Share Your Holiday Gift Guides

Help your followers find the perfect presents this season! Post your curated holiday gift guides — whether it’s customer favorites, themed bundles, or local finds. This is a great way to inspire shoppers and drive last-minute holiday sales before the Christmas rush.



Share Your Holiday Gift Guides social media post templates:




Wednesday, December 17, 2025: National Maple Syrup Day

Sweet and sticky content wins the day! Highlight breakfast items, maple-inspired treats, or cozy weekend vibes.



National Maple Syrup Day social media post templates:




Thursday, December 18, 2025: Bake Cookies Day

Encourage your followers to get creative in the kitchen! Share recipes or run a “best cookie photo” contest.



Bake Cookies Day social media post templates:




Friday, December 19, 2025: Post Your Holiday Hours

Keep your customers in the loop by sharing your seasonal operating schedule. Add festive visuals for an extra touch!


Hashtag: #HolidayHours


Holiday Hours social media post templates:




Saturday, December 20, 2025: Human Solidarity Day

A day to celebrate unity and compassion. Inspire your audience to come together for a shared cause or community event.



Human Solidarity Day social media post templates:




Saturday, December 20, 2025: National Sangria Day

Cheers to festive gatherings! Post colorful sangria recipes or toast to the season with your followers.



National Sangria Day social media post templates:




Saturday, December 20, 2025: Ugly Christmas Sweater Day

The tackier, the better! Encourage your team and followers to share their most outlandish holiday sweaters.



Ugly Christmas Sweater Day social media post templates:




Saturday, December 20, 2025: Super Saturday

The final big shopping weekend before Christmas! Highlight last-minute deals or gift ideas that make shopping easier.



Super Saturday social media post templates:




Sunday, December 21, 2025: Winter Solstice

The longest night and the promise of brighter days ahead. Share comforting visuals or a message about renewal and hope.



Winter Solstice social media post templates:




Monday, December 22, 2025: Hanukkah Ends (8th Night)

Celebrate the final night of light and gratitude. Share warm wishes and reflect on the spirit of Hanukkah.


Hashtag: #Hanukkah2025


Hanukkah Ends social media post templates:




Tuesday, December 23, 2025: Festivus

A fun, tongue-in-cheek holiday “for the rest of us.” Lightheartedly engage your followers with humor or team challenges.


Hashtag: #Festivus


Festivus social media post templates:




Wednesday, December 24, 2025: Christmas Eve

It’s almost here! Post heartfelt wishes, share behind-the-scenes moments, or spotlight your team’s favorite traditions.


Hashtag: #ChristmasEve


Christmas Eve social media post templates:




Thursday, December 25, 2025: Christmas Day

Merry Christmas! Celebrate love, joy, and togetherness with a warm message or simple festive greeting.


Hashtag: #ChristmasDay


Christmas Day social media post templates:




Friday, December 26, 2025: Boxing Day

A perfect day to unwind after Christmas or hunt for post-holiday deals. Highlight your best discounts or show appreciation for your loyal customers.


Hashtag: #BoxingDay


Boxing Day social media post templates:




Friday, December 26, 2025: Kwanzaa Begins

Kwanzaa starts today - a celebration of African heritage, unity, and community that continues through January 1. Share messages of empowerment, cultural pride, and togetherness to honor the spirit of the season.


Hashtag: #Kwanzaa2025


Kwanzaa Begins social media post templates:




Sunday, December 28, 2025: National Call a Friend Day

Reconnect with someone special! Encourage your followers to check in on old friends and share a moment of kindness.



National Call a Friend Day social media post templates:




Monday, December 29, 2025: Share Your Resolutions

Ask your audience about their goals for 2026! It’s a great way to inspire engagement and positivity.



Share Your Resolutions social media post templates:




Tuesday, December 30, 2025: Year in Review

Reflect on milestones, wins, and lessons learned. Summarize your year with gratitude and invite your followers to do the same.



Year in Review social media post templates:




Wednesday, December 31, 2025: New Year’s Eve

End the year on a celebratory note! Share a festive countdown post or thank your community for being part of your 2025 journey.



New Year’s Eve social media post templates:



___________________________________________________________________________________________


From reflective moments to glittering celebrations, December is full of stories to tell and emotions to share. With a mix of heartfelt, cheerful, and meaningful posts, you can close the year on a high note and set the tone for an inspiring start to 2026. Ripl and Alkai are here to help you create eye-catching content and engage with your followers during this holiday season!

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