Official Start Of Winter 2024 Uk. The winter solstice marks the official start of the astronomical winter, as the sun reaches its most southerly point in the sky as seen from earth. When do the four seasons start in 2024—for spring, summer, fall, and winter?

The exact moment of the winter solstice varies from year to year due to a slight misalignment between the gregorian calendar and the actual rate of the earth’s rotation. This celestial event represents a crucial moment in earth’s annual.