What Is The First Day Of Winter 2025. The first day of winter 2025 is on the 21 st june in australia. Winter begins with the winter solstice, saturday, december 21, 2024, 4:21 a.m.
(in the southern hemisphere, it is around june 20 or 21.) this date is considered to be the first day of. Learn all about the shortest day of the yearโand tell us what winter means to you!