When Does Winter 2024 Begin. 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 is, as far as possible from the celestial equator to the south (for the northern hemisphere of. 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 begins to change directiion back.
(janie barrett) (supplied nine) it began at 6.51am aest today for the southern hemisphere. Will it be a bad winter?