Longest And Shortest Day Of The Year 2024 Usa. However, as you can see below the 21st is by far the most common. Winter solstice takes place on december 21, 2024, in the northern hemisphere and on june 21, 2025, in the southern hemisphere.

Winter solstice is the shortest day of year, longest night of the year and the official first day of winter in the northern hemisphere. (in the southern hemisphere, where this.