Winter Start Date 2024. The winter solstice, which marks the first day of winter 2024, occurs on saturday, december 21, 2024 at 4:21 a.m. India is set for an extreme winter in 2024 due to the onset of the la niña phenomenon, which causes cooler ocean temperatures in the pacific, impacting global climate.

The 2024 december solstice takes place on december 21, at 9:21 utc. Ending on 28 (or 29 during a leap year) february.