How Long Until Summer 2024 Usa. This year the summer will start on thursday june 20, 2024 (day of the summer solstice) and will end on sunday september 22, 2024 with the autumnal equinox. The first day of summer is also known as the summer solstice, and in 2024 it happens on thursday, june 20 at 4:51 p.m.

What are the dates for the four seasons in 2024? Find out the date, how long in days until and count down to till summer with a countdown clock.