Winter 2024 Date. Summer begins with the summer solstice, thursday, june 20, 2024, 4:51 p.m. Winter solstice 2024 (beginning of astronomical winter) on the day of the winter (december) solstice, the sun passes through the southernmost point of the ecliptic, that.

It marks the shortest day and longest night of the year and the first day of. In the northern hemisphere, the 2024 winter solstice will occur on december 21 at 09:20 gmt (december 21, 04:20 a.m.