Official Start Of Winter 2024. This year the winter will start on thursday december 21, 2023 (day of the winter solstice) and will end on tuesday march 19, 2024 with the spring equinox. 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.
Winter officially begins in the northern hemisphere on dec. Begins on thursday, jun 20, and ends on sunday, sep 22.