First Day Of Winter 2025 Usa. Learn all about the shortest day of the year—and tell us what winter means to. In 2024, the winter solstice date is saturday, december 21.
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 furthest tilt away from the sun and begins to change directiion back. The annual winter outlook report from the national oceanic and atmospheric administration’s (noaa) climate prediction center details that a la niña event has a 60%.