Winter Solstice 2024 Southern Hemisphere Dates. Check winter solstice and time in 2025. In the northern hemisphere, the 2024 winter solstice will occur on december 21 at 09:20 gmt (december 21, 04:20 a.m.
The winter solstice marks the shortest day and longest night of the year. It falls on december 21st or 22nd in the northern hemisphere and june 20th or 21st in the southern hemisphere.