First Day Of Summer 2024 Time. “solstice” means the sun has gotten as high in the sky as it’s going to get for the year; What exactly is the summer solstice?

Summer 2024 starts on thursday, june 20th in the northern hemisphere, with the first day of summer being the longest daylight day of the year with the earth’s axis having. Usually, when we talk about the first day of summer, we are referring to the astronomical summer which is defined by the earth’s axis and orbit around the sun.