What Does Winter 2024 Mean. 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. 21, 2024, in the northern hemisphere until thursday, march 20, 2025, when the vernal equinox will mark the beginning of spring.
This solstice marks long nights and short days for the northern hemisphere [winter]; The winter solstice is the shortest day and longest night of year in the northern hemisphere, and many places commemorate it with big celebrations.