Countdown to the Winter Solstice
How long until the Winter Solstice? Here's the live countdown — the shortest day and start of winter.
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until the Winter Solstice
About this tool
The seasonal names on this page refer to the Northern Hemisphere. The table lists year-specific USNO moments in UTC, not midnight on a fixed annual date. Your local calendar date may differ. The countdown stops when its verified table runs out.
Questions and answers
What moment does this countdown target?
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Calendar and source
The seasonal names on this page refer to the Northern Hemisphere. The table lists year-specific USNO moments in UTC, not midnight on a fixed annual date. Your local calendar date may differ. The countdown stops when its verified table runs out.
Source checked: 5 September 2026 · USNO — Earth's seasons