Winter Solstice 2024 Usa. Winter solstice takes place on december 21, 2024, in the northern hemisphere and on june 20, 2024, in the southern hemisphere. 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.
Saturday, dec 21 1:20 am pst. So, what is the winter solstice and why does it happen?