Dec 24, 2025 · When is the winter solstice? In 2025, the first day of winter is Saturday, December 21. So, what is the winter solstice and why does it happen? Learn all about the shortest day of the …

North America, Europe, most of Asia, Northern Africa. This corresponds to Sunday, December 21, 2025 at 15:03 UTC. Australia, New Zealand, South America, southern Africa. This corresponds to Sunday, …

Dec 11, 2025 · According to the Royal Astronomical Society of Canada, in 2025, the Sun reaches its lowest point in our sky on December 21, at exactly: This is both the shortest day and longest night of …

Dec 21, 2025 · The winter solstice, which marks the first day of winter 2025, occurs on Sunday, December 21, 2025, 10:03 a.m. EST (for the Northern Hemisphere). Learn what causes this change …

Dec 1, 2025 · Meteorological winter started on 1 December but some prefer to wait for the solstice before they mark the beginning of the season. Technically speaking the solstice is a specific …

Dec 20, 2025 · When is the winter solstice? The official start, end of winter season. Winter solstice 2025 is Dec. 21. Is it the shortest day of the year? The winter solstice is upon us, marking the...

Dec 22, 2025 · Effect on season: The December solstice on December 21, 2025, will mark the beginning of astronomical winter (the winter solstice) in the Northern Hemisphere and astronomical summer …

Dec 11, 2025 · But based on Earth 's tilt and orbit around the sun, it's Dec. 21, 2025, through March 20, 2026. This is astronomical winter, which begins on the winter solstice with the shortest day of the...

Dec 19, 2025 · The winter solstice has both the shortest day and the longest night. It marks the first day of astronomical winter in the Northern Hemisphere — and it’s happening soon in Ontario.

Dec 20, 2025 · When is the winter solstice in 2025? The winter solstice in 2025 is on December 21 at 10:03 a.m., marking the official first day of winter in the Northern Hemisphere.