First Day Of Winter 2025 Uk. 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. This year the winter solstice in the northern hemisphere is on 21 december and therefore our astronomical winter begins on that date.
There are then 364 days left in 2025. 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.