December 1st
World Aids Day
World AIDS Day, designated on 1 December every year since 1988, is an international day dedicated to raising awareness of the AIDS pandemic caused by the spread of HIV infection and mourning those who have died of the disease. Government and health officials, non-governmental organizations, and individuals around the world observe the day, often with education on AIDS prevention and control.
December 21st
First Day of Winter
In the Northern Hemisphere winter begins with the winter solstice. The Southern Hemisphere begins summer. Between the equator and Arctic Circle the sunrise and sunset points on the horizon are farthest south for the year and daylight length is minimum of 12 hours, 8 minutes.
December 10th – 18th
Hanukkah/Chanukah
Chanukah is the Jewish eight-day, wintertime “festival of lights,” celebrated with a nightly menorah lighting, special prayers and fried foods
December 25th
Christmas
Christian festival commemorating the birth of Jesus of Nazareth. Most popular of Christian observances, Christmas as a Feast of the Nativity dates from the 4th century
December 31st
New Years Eve
The last evening of the Gregorian calendar year, traditionally a night for merrymaking to welcome in the new year.