Time Of Winter Solstice 2025. The winter solstice happens at different times of the year depending on. 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.
The first day of winter is marked by the winter solstice, which occurs when the earth’s axis tilts farthest from the sun. We often just think of a solstice as applying to the whole day (or.