It is 12 of the 24 solar terms and the last solar term in summer. "Sanqiu is near in summer, and Lin Zhong moves in summer." From then on, the weather will gradually transition to autumn.
"dividing the sky into four orders on average, the most bitter thing is steaming." During the hot summer, it is the hottest period of the year with the highest temperature. Extreme high temperature weather often occurs in many areas of our country. There are folk proverbs, such as "It's not hot in a small summer, it's steamed on the top and cooked on the bottom" and "It's not hot in a small summer, but it's hot in the sky".