1st Day Of Summer 2024 Date 2024. That's the date of this year's summer solstice. In the northern hemisphere, the 2024 summer solstice will occur on june 20 at 20:51 gmt (4:51 p.m.

Summer begins with the solstice on thursday, june 20, 2024, marking the astronomical first day of summer in the northern hemisphere. That also happens to be the summer solstice, aka the start of summer.