1, Long Summer is the seventh solar term among the 24 solar terms, and it is also the first solar term in summer. Long summer indicates the change of seasons and the official start of midsummer season. When the sun reaches 45 degrees of the yellow meridian, it is a long summer, usually on May 5 or 6 of the Gregorian calendar every year. After the long summer, the temperature in southern China rose rapidly, and the rainfall and days of rainfall increased significantly.

2. "Summer" in long summer means "big", which means that plants sown in spring have grown upright. When the temperature rises obviously, the summer heat comes, thunderstorms increase and crops enter the peak season, people are used to taking long summer as an important solar term. There are three seasons in the long summer, one is the sound of insects, the other is the appearance of earthworms and the third is the birth of melons. The main customs are welcoming the summer ceremony, tasting new things, playing egg games, and "weighing people" in the long summer.