Official Start Of Winter 2024 Dates. Here's everything you should know about the fall equinox—plus our. 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.

By the meteorological calendar, spring will always start on 1 march; Fall starts at the moment when the sun is directly over the equator, going from north to south: