Dulcia Isabelle

When Is Winter 2025 Start Date. For upcoming years, the dates for astronomical winter will be: To find out why the seasons occur, visit this page:

This year, astronomical winter begins on 21 december 2022 and ends on 20 march 2023. Winter 2025 starts on sunday, 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.