top of page

Keep your Dec 2021 content festive & trendy with this one-stop calendar

Updated: Dec 7, 2021

’Tis the month for 300+ holidays, events, and occasions for timing your posts and articles to

Photo ideas for Wear Your Pearls Day, Brownie Day, and International Mountain Day.
Photo ideas for Wear Your Pearls Day, Brownie Day, and International Mountain Day.

You could be an article writer trying to get your pitches through to editors. (Especially at a time when they may be in a holiday mood).

Or a content writer or blogger seeking topical ideas beyond the usual Christmas and New Year’s Eve for your bank.

Or someone simply keen to grow their social media standing over the festive season.

Enter this much-needed December 2021 content calendar.

Because the more topical your pitch or content is, the higher the chances of its positive reception.

So, make way for this handy December 2021 content calendar and get creating!

Month-long events

Bingo’s Birthday Month

Car Donation Month

Decembeard Month

Drunk and Drugged Driving Prevention Month

Eggnog Month

Farm to Food Bank Month

(Worldwide) Food Service Safety Month*

Fruitcake Month

(Give the) Gift of Sight Month

Giving Month

HIV/AIDS Awareness Month

(Universal) Human Rights Month

Impaired Driving Prevention Month

Pear Month

Quince and Watermelon Month*

Read a New Book Month (Also in September. Here’s recommending my book PiKu & ViRu for the occasion. Buy/download, read, and review it here; it’s FREE on Kindle Unlimited!)

Root Vegetables and Exotic Fruits Month

Safe Toys and Gifts Awareness Month

Seasonal Depression Awareness Month

Spiritual Literacy Month

Stress-Free Family Holidays Month

Tie Month

Tomato and Winter Squash Month

Tropical Fruits Month

Write a Business Plan Month

Write a Friend Month

Multiple-day events

Mon, 1 Nov to Fri, 31 Dec – MADD’s Tie One on for Safety campaign

Sat, 6 Nov to Sun, 5 Dec – Rabi al-thani 2021

Sat, 20 Nov to Sun, 19 Dec– Margashirsha 2021

Mon, 22 Nov to Tue, 21 Dec – Sagittarius 2021

Fri, 26 Nov to Fri, 31 Dec – A Blue Christmas*

Sun, 28 Nov to Mon, 6 Dec – Hanukkah 2021

Sun, 28 Nov to Fri, 24 Dec – Advent

Wed, 1 to Tue, 7 – Cookie Cutter Week

Wed, 1 to Tue, 7 – Tolerance Week

Wed, 1 to Fri, 10 – Hornbill Festival (Nagaland)

Wed, 1 to Fri, 24 – Operation Santa Paws

Fri, 3 to Fri, 10 – Clerc–Gallaudet Week

Sat, 4 to Sun, 5 – India Bike Week 2021

Sat, 4 to Sun, 5 – Tree Dressing Day (first weekend of Dec)

Sun, 5 to Fri, 10 – Recipe Greetings for the Holidays Week (apparently, first full week of Dec)

Sun, 5 to Sat, 11 – Influenza Vaccination Week

Sun, 5 OR Mon, 6 to Sat, 11 OR Sun, 12 – Handwashing Awareness Week (apparently, first full week of Dec)

Mon, 6 to Sun, 12 – Computer Science Education Week

Mon, 6 Dec 2021 to Mon, 3 Jan 2022 – Jumada al-awwal 2021–22

Fri, 10 to Fri, 17 – Human Rights Week

Sun, 12 to Sat, 18 – Gluten-Free Baking Week (week before Christmas)*

Mon, 13 to Fri, 17 – Cookie Exchange Week (apparently, Mon–Fri week before Christmas)

Tue, 14 Dec 2021 to Wed, 5 Jan 2022 – Christmas Bird Count

Thu, 16 to Fri, 17 – Bahrain’s National Days

Thu, 16 to Fri, 24 – Posadas

Fri, 17 to Thu, 23 – Saturnalia

Fri, 17 OR Sat, 18 Dec 2021 to Sat, 1 Jan 2022 – Drive Sober or Get Pulled Over (Winter Holiday 2021)

Sat, 18 to Sun, 19 – AKC National Championship 2021

Mon, 20 Dec 2021 to Mon, 17 Jan 2022 – Paush OR Pausa 2021–22

Wed, 22 Dec 2021 to Wed, 19 Jan 2022 – Capricorn 2021–22

Thu, 23 Dec 2021 to Mon, 28 Feb 2022 – Harbin Ice Festival 2021–2022

Sun, 26 Dec 2021 to Sat, 1 Jan 2022 – Kwanzaa

Single-day events

Wed, 1

(World) AIDS Day

Antarctica Day

Bifocals at the Monitor Liberation Day

Christmas Lights Day

Eat a Red Apple Day

Indigenous Faith Day (Arunachal Pradesh)

Kazakhstan’s First President’s Day

Package Protection Day (Wed after Thanksgiving)

Peppermint Bark Day

Pie Day (also on 23 Jan)

Romania’s National Day

Rosa Parks Day (in the US states of Alabama, Ohio, and Oregon)

Special Kids Day

Thu, 2

(International Day for the) Abolition of Slavery

Asom Divas

Business of Popping Corn Day*

Fritters Day

Lao National Day (Laos)

Mutt Day (also on 31 Jul)

(National) Pollution Control Day (India)

Safety Razor Day*

Special Education Day

UAE’s National Day

Fri, 3

Apple Pie Day (also on 13 May)*

Bartender Appreciation Day (first Fri of Dec)*

Faux Fur Friday (first Fri of Dec)*

Feast of St. Francis Xavier

Fuel Poverty Awareness Day 2021 (UK)

Ghana’s Farmers’ Day (first Fri of Dec)

Green Bean Casserole Day

Let’s Hug Day

Make a Gift Day

(International Day of) Persons with Disabilities

Roof over Your Head Day

(International) Sweater Vestival (second Fri after Thanksgiving)

Sat, 4

Cabernet Franc Day

(International) Cheetah Day

Coats & Toys for Kids Day (apparently, first Sat of Dec)

Cookie Day

Crate Day (New Zealand)

Dice Day

Ear Muffs Day (first Sat of Dec)

Extraordinary Work Team Recognition Day

(Global) Fat Bike Day (apparently, first Sat of Dec)

Greenwood Day (apparently, first Sat of Dec)

Navy Day (India)

New Moon Day

(World) Pear Day (apparently, first Sat or weekend of Dec)

Play outside Day (first Sat of every month)

Rhubarb Vodka Day (apparently, first Sat of Dec)

Santa’s List Day

SKYWARN Recognition Day (apparently, first Sat of Dec)

Sock Day

(International) Spirit of the Game Day (first Sat of Dec)

Thailand’s National Unity Day

Wear Brown Shoes Day

(World) Wildlife Conservation Day

Sun, 5


Bathtub Party Day

Blue Jeans Day

Communicate with Your Kids Day*


(Day of the) Ninja

Repeal Day (USA)

Sacher Torte Day

(World) Soil Day

(International) Volunteer Day for Economic and Social Development OR (International) Volunteer Day

Mon, 6

Dr. Ambedkar’s death anniversary

Finland's Independence Day

Gazpacho Day

Microwave Oven Day

Miners’ Day

Mitten Tree Day

Pawnbrokers Day

Put on Your Own Shoes Day

(National Day of) Remembrance and Action on Violence against Women

Spain’s Constitution Day (Día de la Constitución)

St. Nicholas Day

Ukraine’s Armed Forces Day

Tue, 7

Armed Forces Flag Day (India)

(International) Civil Aviation Day

Cotton Candy Day

(National) Illinois Day (USA)

Pearl Harbor Remembrance Day

(World) Trick Shot Day (first Tue of Dec)

Wed, 8

Bodhi Day

Brownie Day

Christmas Tree Day*

Feast of the Immaculate Conception

Finnish Music Day

Lard Day

Panama’s Mother’s Day

Pretend to be a Time Traveler Day

Take it in the Ear Day

Thu, 9

Anna’s Day

(International) Anti-Corruption Day

Christmas Card Day

(International Day of) Commemoration and Dignity of the Victims of the Crime of Genocide and the Prevention of This Crime

Llama Day

Pastry Day

(World) Techno Day

(International Day of) Veterinary Medicine

Weary Willie Day

Fri, 10

(International) Animal Rights Day

Christmas Jumper Day (UK—one Fri in Dec)

Dewey Decimal System Day

Festival for the Souls of Dead Whales

Human Rights Day

Jane Addams Day

Lager Day

Lost and Found Day (second Fri of Dec)

Nobel Prize Day

Salesperson Day (second Fri of Dec)

Sat, 11

App Day

Have a Bagel Day

Holiday Food Drive for Needy Animals Day

Kaleidoscope Day

Magnum P.I. Day*

(International) Mountain Day

Noodle Ring Day

(International) Shareware Day (second Sat of Dec)

(Anniversary of the) Statute of Westminster

UNICEF Birthday

Sun, 12

Ambrosia Day

Bonza Bottler Day

(Worldwide) Candle Lighting Day (second Sun of Dec)

(World) Choral Day (on or around second Sun of Dec)

Ding-a-Ling Day

Feast of Our Lady of Guadalupe

Festival of Unmentionable Thoughts of Taboo Day*

Gingerbread House Day

(Universal) Health Coverage Day

Jamhuri Day

(International Day of) Neutrality

Poinsettia Day

12-Hour Fresh Breath Day

Mon, 13

Cocoa Day

Green Monday (second Mon of Dec)

(Day of the) Horse

Malta’s Republic Day

Pick a Pathologist Pal Day*

St. Lucia’s Day OR St. Lucy’s Day (Sweden)

US National Guard Birthday

Violin Day

Tue, 14

(National) Alabama Day (USA)

Asarah B’Tevet (Jewish)

Bouillabaisse Day

(World) Energy Conservation Day

Free Shipping Day 2021

Martyred Intellectuals Day

Monkey Day

Roast Chestnuts Day

Wed, 15

Bill of Rights Day (USA)

Cat Herders Day

Cupcake Day*

Lemon Cupcake Day

(International) Tea Day (select countries)

Wear Your Pearls Day

Thu, 16

Bangladesh’s Victory Day

Barbie and Barney Backlash Day

Boston Tea Party Day

Chocolate-Covered Anything Day

Kazakhstan’s Independence Day

(Day of) Reconciliation

Stupid Toy Day

Vijay Diwas (India)

Thu, 16 OR Thu, 23: Re-gifting Day (third Thu of Dec or Thu before Christmas)

Fri, 17

Clean Air Day

Device Appreciation Day

(International Day to) End Violence against Sex Workers

Maple Syrup Day

Pan American Aviation Day

Ugly Christmas Sweater Day (third Fri of Dec)

Underdog Day (apparently, third Fri of Dec)

Wright Brothers Day

Sat, 18

(International) Answer the Telephone Like Buddy the Elf Day (!!!)

(World) Arabic Language Day

Bake Cookies Day

Flake Appreciation Day

Give a Wine Club Day

Ham Salad Day*

(International) Migrants Day

Minorities Rights Day (India)

Roast Suckling Pig Day

Super Saturday (last Sat before Christmas)

Twin Day

Wear a Plunger on Your Head Day (?!)

Wreaths across America Day 2021 (apparently, third Sat of Dec or any day random)

Sun, 19

Emo Day

Cold Moon (Full Moon Day in Dec)

Daman and Diu Liberation Day

Goa Liberation Day

Hard Candy Day

Holly Day

Full Moon Day

Look for an Evergreen Day

Oatmeal Muffin Day

Mon, 20

Cathode Ray Tube Day*

Games Day

Go Caroling Day

(International) Human Solidarity Day

Mudd Day

Poet Laureate Day*

Sacagawea Day

Sangria Day

Mon, 20 OR Tue, 21: French Fried Shrimp Day

Tue, 21

Anne & Samantha Day (also on 20 or 21 Jun—during summer and winter solstices)

Celebrate Short Fiction Day (on the winter solstice of the northern hemisphere)

Coquito Day

Crossword Puzzle Day

(International) Dalek Remembrance Day

Don’t Make Your Bed Day

Flashlight Day

Forefathers’ Day

Hamburger Day (also on 28 May and 28 Jul)

Homeless Persons’ Memorial Day (on the winter solstice of the northern hemisphere)

Humbug Day

Kiwi Fruit Day (California)

Look on the Bright Side Day

(National) Maine Day (USA)

(Global) Orgasm Day (also on 20 or 21 Jun—during summer and winter solstices)

Phileas Fogg Win a Wager Day

Ribbon Candy Day

Short Girl Appreciation Day (on the winter solstice of the northern hemisphere)

Short Story Day

Summer solstice (for southern hemisphere—can also be on 22 Dec some years)

Winter solstice (for northern hemisphere—can also be on 22 Dec some years)

Yalda (on the winter solstice of the northern hemisphere)

Yule (on the winter solstice of the northern hemisphere)

Wed, 22

Abilities Day*

Be a Lover of Silence Day

Cookie Exchange Day

Date Nut Bread Day

Forefathers’ Day

Haiku Poetry Day

(National) Mathematics Day (India)

Short Person Day

Thu, 23

Christmas Movie Marathon Day

Farmers’ Day OR Kisan Diwas (India)


HumanLight (on or around 23 Dec)

Metric Conversion Day

Pfeffernuesse Day

(Night of the) Radishes (Mexico)

Roots Day

Thorláksmessa OR Feast of Saint Thorlák (Iceland)

Fri, 24

Christmas Eve

(National) Consumer Day (India)

Eggnog Day

Jólabókaflóð OR Book Flood (Iceland)

Last Minute Shoppers’ Day*

Libya’s Independence Day

Sat, 25

A’Phabet Day OR No “L” Day


Christmas Pudding Day*

Pumpkin Pie Day

Sun, 26

Boxing Day

Candy Cane Day

(Day of) Goodwill

Thank You Note Day

Whiner’s Day

Mon, 27

Free Balloon Day

Fruitcake Day

Howdy Doody Day

Make a Cut-out Snowflake Day

St. John the Evangelist’s Day

(National Day of the) Victorious Greater Poland Uprising

Visit the Zoo Day

Tue, 28

Call a Friend Day

Card Playing Day

Chocolate Candy Day

(National) Chocolate Day (USA—also on 29 Dec)

Download Day

Endangered Species Act Day

Holy Innocents’ Day

Pledge of Allegiance Day

Proclamation Day (Australia)*

Short Film Day

Wed, 29

(National) Chocolate Day (USA—also on 28 Dec)

Ireland’s Constitution Day

Pepper Pot Day

Still Need to Do Day

Tick Tock Day

Thu, 30

Bacon Day (USA)

Bicarbonate of Soda Day

Falling Needles Family Fest Day*

Festival of Enormous Changes at the Last Minute (!!!)

Resolution Planning Day

Tamu Losar

Fri, 31

Champagne Day (USA)


(Universal) Hour of Peace Day

Leap Second Time Adjustment Day (only observance, not necessarily actual adjustment; can also fall on 30 Jun)

Make up Your Mind Day

New Year’s Eve

No Interruptions Day

Omisoka (Japan)

(World) Peace Meditation Day

St. Sylvester’s Day

Unlucky Day



bottom of page