Summer Solstice 2025 Date And Facts. The first day of summer arrives with the solstice this year on thursday, june 20, 2025 at 4:51 p.m. 21, 2025, at 5:29 a.m.
In 2025, the summer solstice occurs on thursday, june 20. Here’s everything you need to know about the northern hemisphere’s longest day of the.