How many weeks until Winter (December Solstice) 2027?

Winter (December Solstice) in plain numbers

As of Wednesday, September 30, 2026, Winter (December Solstice) is 447 days away. Put another way, that is 63 full weeks and 6 extra days, about 14 calendar months, or 10,728 hours if you count from midnight. The date lands on a Tuesday, in ISO week 51 of 2027, and it is day 355 of 365 in that year.

This page is not a snapshot. The figures are recalculated every time it loads, using the -04:00 time zone, so tomorrow the count will be one day smaller. If you bookmark the page you will always see the current gap rather than the number that was true on the day you saved it, and nobody has to edit anything for that to stay correct.

Planning around the date

For work and school planning the useful numbers are working days and weekends. Between today and Winter (December Solstice) there are 319 weekdays (Monday to Friday), 64 Saturdays and 64 Sundays. Take out public holidays in your region and you have a realistic count of working days left. If you are paid every two weeks, expect about 31 paydays before then, and about 63 if you are paid weekly.

Some people prefer to break a long wait into stages. The quarter mark of the range is Tuesday, January 19, 2027, the halfway point is Tuesday, May 11, 2027, and the three-quarter mark is Tuesday, August 31, 2027. By the time Winter (December Solstice) arrives, 97.3% of 2027 will have gone by. There are 64 Fridays in the range, which is handy if your deadlines or deliveries land at the end of the week.

About Winter (December Solstice)

The December solstice, the astronomical start of Northern Hemisphere winter, computed each year from the sun's position. Winter (December Solstice) marks an astronomical turning point in the year, which is why it is used to mark the start of a season in almanacs even though meteorologists count seasons by whole months.

Winter (December Solstice) is the moment the sun reaches a particular longitude in its apparent path, calculated astronomically for each year. The date can shift by a day between years because the tropical year is not a whole number of days.

Winter (December Solstice) in other years

In the coming years Winter (December Solstice) falls on: Thursday, December 21, 2028 (813 days from today); Friday, December 21, 2029 (1,178 days from today); Saturday, December 21, 2030 (1,543 days from today); Sunday, December 21, 2031 (1,908 days from today). Last year it fell on Monday, December 21, 2026. Comparing the weekdays shows how the holiday drifts through the week, which matters when you plan long weekends, school breaks and travel that depends on which day of the week it lands.

What comes next

The next major date after Winter (December Solstice) is Christmas on Saturday, December 25, 2027, 4 days later. If you are planning a stretch of several weeks, it helps to know where the next break or deadline falls so you can space out your commitments.

Using this week counter

Weeks are how projects, school terms, training plans and pregnancies are usually organized, and every week has seven days and one weekend, which makes weeks easy to compare across months of different lengths. The figure here counts complete weeks, and the leftover days sit right beside it so nothing is hidden.