Winter Solstice Day 2024. The 2024 winter solstice, the shortest day of the year, happens on saturday, dec. Winter solstice is a major event of the year marking the official start of winter in the northern hemisphere.this is the shortest day and longest night of the.
And short nights and long days for those in south of the equator. During the northern hemisphere’s winter solstice, the upper half of the earth is tilted away from the sun, creating the shortest day and longest night of the year.