December 21: National Days, Holidays & Observances
December 21 is day 355 of the year, with 10 days left until the year ends. In 2026 it falls on a Monday. There are 4 observances on this date.
Winter Solstice
The winter solstice falls on December 21, 2026. Every year, there are two solstices: one in June and one in December.
World Basketball Day
World Basketball Day on December 21 marks the first game invented by James Naismith in 1891. UN history, timeline from peach baskets…
World Meditation Day
World Meditation Day on December 21 was proclaimed by the UN in 2024. Why the date, types of meditation, what research suggests,…
Yule
Yule is the ancient midwinter festival celebrated around the winter solstice on December 21–22. History, traditions that became Christmas customs, modern celebrations…