Winterbeginn 2025. ‘la niña is favored to. Winteranfang, wintersonnenwende in österreich 2024, 2025, 2026.

Astronomisch beginnt der winter am 21. 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.