Pearl Harbor Remembrance Day (Alaska, Wyoming)
2025-12-07 00:00 UTC

Delaware Day (Delaware)
2025-12-07 00:00

Letter Writing Day
2025-12-07 00:00

Pretend to Be a Time Traveler Day
2025-12-08 00:00

International Anti-Corruption Day
2025-12-09 00:00

World Genocide Commemoration Day
2025-12-09 00:00

Feast of the Immaculate Conception
2025-12-09 00:00

Christmas Card Day
2025-12-09 00:00

Human Rights Day
2025-12-10 00:00

Wyoming Day (Wyoming)
2025-12-10 00:00

Dewey Decimal System Day
2025-12-10 00:00

Jane Addams Day
2025-12-10 00:00

International Mountain Day
2025-12-11 00:00

Noodle Ring Day
2025-12-11 00:00

International Universal Health Coverage Day
2025-12-12 00:00

Feast of Our Lady of Guadalupe
2025-12-12 00:00

International Day of Neutrality
2025-12-12 00:00

Gingerbread House Day
2025-12-12 00:00

Friday the 13th
2025-12-13 00:00

National Guard Birthday
2025-12-13 00:00

Official Lost and Found Day
2025-12-13 00:00

Monkey Day
2025-12-14 00:00

Bill of Rights Day
2025-12-15 00:00

Chocolate Covered Anything Day
2025-12-16 00:00

Pan American Aviation Day
2025-12-17 00:00

Wright Brothers Day
2025-12-17 00:00

International Migrants Day
2025-12-18 00:00

Arabic Language Day
2025-12-18 00:00

International Human Solidarity Day
2025-12-20 00:00

Underdog Day
2025-12-20 00:00
