Summer Solstice 2025 Uk. 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. At the june solstice, the sun reaches its northernmost point.
When is summer estival solstice in usa 2024? The winter solstice is the shortest day and the start of winter.