2025 Winter Solstice Date Usa. According to the old farmer’s almanac , the solstice is at 4:21. The winter solstice 2025 will mark the longest night of the year in the northern hemisphere.

Learn all about the shortest day of the year—and tell us what winter means to you! The first day of winter is marked by the winter solstice, which occurs when the earth’s axis tilts farthest from the sun.