Summer Solstice Uk 2026. The summer solstice is the longest day of the year, meaning the day of the year that. The summer solstice is the first day of astronomical summer, although the more logical metrological summer begins december 1st / june 1st (depending on hemisphere).
The summer solstice represents the longest day, and the winter solstice the shortest. The northern hemisphere experiences a summer solstice when the sun is directly overhead at its farthest north point in the sky.