Start Of Summer 2024. 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. When does summer start in 2024, anyway?
The first day of summer this year is thursday, june 20, 2024, per the almanac. Find out the date, how long in days until and count down to till summer 2024 with a countdown clock.