When Is The First Day Of Summer 2024. Here’s everything you need to know about the june solstice this week, including why it’s. This year's summer solstice will arrive this thursday on june 20 for the northern hemisphere, according to nasa.

Summer begins with the solstice on thursday, june 20, 2024, marking the astronomical first day of summer in the northern hemisphere. That’s the date of this year’s summer solstice.