When Is Winter 2024. Winter does not officially arrive until the solstice. 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.
With the largest probabilities (exceeding 60%) forecast for new england and. Cold, wet, snowy winter ahead….