Winter Solstice 2025 Date Usa. Winter solstice 2025 (beginning of astronomical winter) on the day of the winter (december) solstice, the sun passes through the southernmost point of the ecliptic, that is, as far as. The winter solstice, the official start of winter, will occur at 4:21 p.m.

Winter solstice 2025 (beginning of astronomical winter) on the day of the winter (december) solstice, the sun passes through the southernmost point of the ecliptic, that is, as far as. Daylight saving time for 2025 will begin at 2 a.m.