When Does Winter Start 2024 Usa Time. This year, it will start on march 10, 2024, and it will end on. In 2024, the first day of winter is saturday, dec.
The first day of winter in the northern hemisphere is marked by the winter solstice, which occurs on saturday, december 21, 2024, at 4:21 a.m. 3 at 2 a.m., at which time it will reset to 1 a.m.