December 15 is the 349th day in the Gregorian calendar. On this day, Pope Sergius I was elected, The United States Bill of Rights became law, and the third reactor at Chernobyl Nuclear Power Plant was shut down. Famous birthdays include Adam Brody, Charlie Cox, and Keylor Navas. December 15 also marks National Cad Herders Day, National Cupcake Day, and National Wreaths Across America Day.
We have 7 holidays listed for December 15.
National Cupcake Day
Indulge all you want in your favorite cupcake treats today—you'll probably want seconds.
Bill of Rights Day
It’s an important day to celebrate America’s Constitution and the framework of society.
International Tea Day
Step aside, coffee and Coca Cola, we drink the most popular beverage in the world today!
Lemon Cupcake Day
It’s Lemon Cupcake Day! Show some extra love for this humble but zesty dessert today.
National Re-Gifting Day
Join us as we learn about the benefits of re-gifting this National Re-Gifting Day!