Summer Solstice 2024 Events In China. At this time, much of the northern hemisphere. When the shadow is shortest in a year, it is summer solstice, the longest is winter solstice and the moderate is spring equinox or autumn equinox.

In different time zones, the date of the solstice can differ by a day, so it is important to indicate your exact location. The summer solstice is on june 21, its the longest day of 2024.