When Is Summer Solstice 2024 Uk. When is the summer solstice? The summer solstice, which occurs around the 21 june in the northern hemisphere, is the day of the year with the longest period of daylight while the winter solstice, on or around the 21.

The solstice always occurs between 20 and 22 june, and during a leap year (such as 2024) it always falls on 20 june. When is the summer solstice?