Here are the days to celebrate during Week 51 of 2025.
Sunday Dec 14, 2025
National Bouillabaisse Day
Martyred Intellectuals Day
Monkey Day
More Good Today Day
National Energy Conservation Day
Roast Chestnuts Day
Chanukah Begins
World Choral Day
Worldwide Candle Lighting Day
Monday Dec 15, 2025
National Wear Your Pearls Day
National Cupcake Day
National Lemon Cupcake Day
Bill Of Rights Day
Cat Herders Day
Tuesday Dec 16, 2025
National Chocolate Covered Anything Day
Boston Tea Party Day
Stupid Toy Day
Barbie And Barney Backlash Day
Bahrain’s National Day
Kazakhstan’s National Day
Wednesday Dec 17, 2025
Wright Brothers Day
National Maple Syrup Day
National Device Appreciation Day
Pan American Aviation Day
Saturnalia
Bhutan’s National Day
Thursday Dec 18, 2025
National Bake Cookies Day
Flake Appreciation Day
International Migrants Day
National Ham Salad Day
National Twin Day
National Wear A Plunger On Your Head Day
World Arabic Language Day
Answer The Telephone Like Buddy The Elf Day
National Roast Suckling Pig Day
Qatar’s National Day
National Re-Gifting Day
Friday Dec 19, 2025
National Hard Candy Day
National Oatmeal Muffin Day
Look For An Evergreen Day
National Emo Day
National Holly Day
National Ugly Christmas Sweater Day
National Underdog Day
Saturday Dec 20, 2025
National Sangria Day
Cathode-Ray Tube Day
Dot Your I’s Day
Games Day
Go Caroling Day
International Human Solidarity Day
Sacagawea Day
Mudd Day
National Wreaths Across America Day
Panic Saturday