When Is The Last Day Of Summer 2024. The next change of season will take place on september 22, 2024 (1st day of fall). The summer solstice happens on thursday, june 20, 2024!

How many days until summer 2024? Thursday, june 20 is the official first day of northern astronomical summer for 2024 — summer solstice — which is the longest day of the year for this half of the.