First Day Summer Day 2024 Usa. 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. The official end of summer is a few weeks away, as the first day of fall is on sept.
In the southern hemisphere, it occurs in late december. In england, hundreds of people travel to the ancient site stonehenge for the first.