Last Day Of Summer 2024. The day will end with the closing ceremony at stade de france, but 14 gold medals will be decided first. Solstice—the longest day of the year in the northern hemisphere and the shortest in the southern hemisphere—will occur on thursday, june 20, at 20:50 universal time (4:50 p.m.
What exactly is the summer solstice? In the southern hemisphere, it will occur on december 21, 2024.