Official Start Of Winter 2024 Usa. The winter solstice is the day with the fewest hours of sunlight during the whole year. Winter solstice is the shortest day of year, longest night of the year and the official first day of winter in the northern hemisphere.

1, and will have some meteorological twists and turns that may end. Winter solstice takes place on december 21, 2024, in the northern hemisphere and on june 20, 2024, in the southern hemisphere.