How Long Is Summer 2025. It looks good when you put it up and gives instant style to a basic ponytail or bun—a perfect choice for sweltering summer days. The true solstice will arrive in the northern hemisphere at exactly.

Solstice—the longest day of the year in the northern hemisphere and the shortest in the southern hemisphere—will occur on thursday, june 20, at 20:50. This is the moment during the day when the sun.