The year is commonly divided into four seasons:. Summer or summertime is the hottest and brightest of the four temperate seasons, occurring after spring and before autumn.
It begins on the summer solstice, which occurs on june 20 or 21 in the northern hemisphere and on december 21 or 22 in.. So if you’re ready to get into the summer spirit before it officially arrives in june, read on for some of the most fascinating and unexpected fun facts about summer.