Shortest Day 2025 Uk Date. Each year, there are two solstices, one in june and one in december. The winter solstice marks the shortest day of the year in the northern hemisphere when the sun appears at its most southerly position, directly overhead at the faraway tropic of capricorn.
The winter solstice marks the year’s longest night and shortest day. For those in the northern hemisphere, saturday, december 21, will mark the shortest day and longest night of the year.