Solstice 2024 Ukmix. It marks the northern hemisphere’s shortest day (first day of winter) and southern hemisphere’s longest day. Stonehenge was built to align with the sun on the solstices.
The winter solstice will take place around 9.20pm on saturday, december 21, just four days before christmas. The winter solstice 2024 will occur on december 21st, bringing with it the shortest day and longest night of the year.