When Does Winter Start Usa Fixed Jun 2026

Meteorologists define winter as the three coldest months of the year: December, January, and February in the Northern Hemisphere. This means that meteorological winter in the USA begins on December 1 and ends on February 28.

Because the Earth’s trip around the sun isn't exactly 365 days (it’s roughly 365.25 days), the exact date of the solstice shifts slightly each year. when does winter start usa

In the United States, winter officially starts on two different dates depending on whether you follow the or meteorological calendar. The Two Starts of Winter Meteorologists define winter as the three coldest months

Under this system, and ends on February 28th (or 29th in a leap year). For weather experts in the USA, this is when "winter" begins, regardless of where the Earth is in its orbit. this is when "winter" begins