When Is The Shortest Day Of The Year 2025 Usa. 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. The 2025 transition to dst is scheduled for sunday, march 9, when clocks will.
This tool is used to find out. Shortest day america (2025 year) 21 december (7 hours 50 mins 1 sec)