First Day Of Summer Day 2024. This year, the first day of summer, also known as the summer solstice, is thursday, june 20. Summer begins with the solstice on thursday, june 20, 2024, marking the astronomical first day of summer in the northern hemisphere.

Ct on june 20, according to timeanddate.com. Day 4 of the 2024 paris olympics was a historic one for team.