When Is The 1st Day Of Winter 2024 Calendar. 1, which is a way to align the seasons more closely with our calendar and when we expect the temperatures to get colder and warmer, according to the national centers for environmental information. When is the first day of winter in 2024?

In 2024, the first day of winter will arrive on dec. The winter solstice marks the first day of winter, ushering in the colder weather and holiday season.