When Does Winter Begin 2025. Find out the date, how long in days until and count down to till winter 2025 with a countdown clock. Check your country's beginning and end dates for spring, summer, fall/autumn, and winter.
For upcoming years, the dates for astronomical winter will be: Winter 2025 starts on sunday, december 21st in the northern hemisphere, with the first day of winter being the shortest daylight day of the year with the earth’s axis having reached its furthest tilt away from the sun and.