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AccuWeather

Top astronomy events for December 2025

AccuWeather · Current
AccuWeather
AccuWeather
Current

From the best meteor shower of the year, the Geminids, to the changing seasons on the solstice, here are the top astronomy events to mark down on your December 2025 calendar.

Breakdown
  • The final supermoon, the Cold Moon, occurs December 4th-5th. 13s
  • Geminid Meteor Shower peaks December 13th-14th with 100+ meteors per hour. 27s
  • Best Geminid viewing is after 10pm, before the moon rises. 35s
  • Winter solstice on December 21st brings the shortest day and longest night. 39s
  • Ursid Meteor Shower occurs December 21st-22nd during long winter nights. 52s