Summer Solstice 2024 Time. In 2024, the summer solstice will occur on june 20, at 20:51 gmt in the northern hemisphere, and on december 21, at 09:20 gmt in the southern hemisphere. But why does this happen, and what is the summer solstice?
Summer will officially arrive in the northern hemisphere on thursday (june 20) at 4:51 p.m. Where did the name winter come from?