First Day Of Winter 2024 Date. The day in our calendar that marks the first day of winter usually refers to the astronomical seasons which are a result of the earth's axis and orbit around the sun. This year the winter will start on thursday december 21, 2023 (day of the winter solstice) and will end on tuesday march 19, 2024 with the spring equinox.
We are currently in fall since september 22, 2024. 22 (only a few days before christmas) in the northern hemisphere, and on june 20 or june 21 in the southern hemisphere.