time-and-space.science/holiday-countdowns

Winter Solstice Countdown

The winter solstice in late December is the shortest day and longest night of the year in the Northern Hemisphere — and the moment the days start growing longer again. This countdown targets the next one.

Winter Solstice is on Monday, December 21, 2026, which is 134 calendar days away. The live countdown above ticks down to the exact moment, to the second.

How many days until Winter Solstice?

Winter Solstice is on Monday, December 21, 2026, which is 134 calendar days away. The live countdown above ticks down to the exact moment, to the second.

See where this falls among everything else — the event calendar.

📅 Google 📅 Apple / Outlook

The story of Winter Solstice

c. 3200 BCEIreland's Newgrange passage tomb was built more than a thousand years before Stonehenge and before the Great Pyramids of Giza, its stone roof-box engineered so a narrow beam of winter solstice sunrise lights the inner chamber for about 17 minutes.
Present dayBecause only a handful of people can fit inside Newgrange's chamber, Ireland's heritage service grants solstice-morning access through an annual public lottery, drawing tens of thousands of entries for a few dozen spots.
1st century BCEAncient Rome's Saturnalia was a week-long festival of feasting, gift-giving, and social role-reversal held in the days leading up to the solstice; its timing and customs later blended into the Christian Christmas season.
TraditionalAcross China, Korea, and Japan, the Dongzhi Festival honors the solstice with family reunions and symbolic foods — tangyuan rice balls in southern China, dumplings in the north, red-bean porridge in Korea.
Norse/GermanicGermanic and Norse peoples marked Yule near the solstice by burning a Yule log to coax back the sun and bringing evergreen boughs indoors for luck; both practices were later folded into Christmas.

The sun stands still

'Solstice' comes from the Latin for 'sun stands still': the sun's daily path stops sinking lower and reverses. Ancient monuments from Stonehenge to Newgrange are aligned to this exact sunrise or sunset — people have been counting down to this day for 5,000 years.

Shortest day, not coldest

The coldest weeks usually come in January — oceans and land keep releasing stored summer heat for weeks after the light bottoms out, a lag that also explains why the year's hottest days come after the June solstice.

Quick facts

Learn more

Winter Solstice — frequently asked questions

When is Winter Solstice?

Winter Solstice is on Monday, December 21, 2026.

How many days until Winter Solstice?

134 calendar days, counting from today: Winter Solstice falls on Monday, December 21, 2026. The clock at the top of the page counts down to the exact second.

Updated August 2026 · time-and-space.science

💡 Question, problem or idea? Tell us →

Ask us anything about the tools, tell us what's broken or confusing, or suggest something we're missing. Every message is read by a person.

If you leave an email we'll reply to questions. We can't promise to build every suggestion, but they directly shape what we work on next.