First Day Of Winter Day 2024. (in the southern hemisphere, it is around june 20 or 21.) this date is considered to be the first day of. This is when the winter solstice, or the shortest day of the year, occurs.
Winter 2024 starts on saturday, december 21st in the northern hemisphere, with the first day of winter being the shortest daylight day of the year with the earth’s axis having reached its furthest tilt away from the sun and. This year, astronomical winter in the northern hemisphere begins on 21 december and ends.