Winter Solstice 2024 Usa Dates. The exact dates vary, but the sequence is always the same: Winter solstice occurs at the moment the tilt of earth's axis away the sun is at a maximum.
The 2024 winter solstice — the precise moment when the sun appears farthest south in the sky — is at 4:20 a.m. The summer solstice represents the longest day, and the winter solstice the shortest.