When Is Summer 2024 Usa. 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. Summer of 2024 was 2.25 f (1.25 c) warmer than the average summer between 1951 and 1980, and august alone was 2.34 f (1.3 c) warmer than average.
Astronomical summer officially arrives in the northern hemisphere — amidst a heat wave — at 4:51 p.m. Here are the equinox and solstice dates—plus, answers to common questions about the seasons of the year in north.