First Day Winter 2024. In 2024, winter solstice will be on saturday, december 21st. In 2024, the first day of winter is saturday, december 21.

In 2024 the winter solstice will occur on saturday 21 december at 9.21am gmt. Here’s a list of the exact dates and times of the four seasons in north america, including the first days of winter, spring, summer, and fall for the next few years.