Summer Solstice 2024 In Northern Hemisphere. The longest day of the year falls on either june 20 or 21 every year in the northern hemisphere. Everything you need to know about june 20's solstice, the longest day of the year in the northern hemisphere and the shortest in the southern hemisphere.
For the northern hemisphere, the official summer season starts on june 20 or 21, depending on where you live, with the arrival of the summer solstice. It is the longest day of the year that marks the.
