When Is The First Day Of Winter 2025. When is the winter solstice/first day of winter 2025? By the meteorological calendar, the first day of winter is always 1 december;
The winter solstice happens at different times of the year depending on. Winter solstice 2025 (beginning of astronomical winter) on the day of the winter (december) solstice, the sun passes through the southernmost point of the ecliptic, that is, as far as.