What does Huangmei mean when it thunders in the heat?

What does the folk proverb "Huangmei" mean when it thunders in summer?

The folk proverb says, "Thunder in summer can turn Huangmei upside down." Guess: What does "Huangmei" mean? Plum wine in rainy days. Analysis: This proverb means that after the rainy season has passed, if the summer solar terms thunder, the rainy season may come again.

"Huangmei" is a manifestation of abnormal climate, which means that after May, the middle and lower reaches of the Yangtze River experienced a period of sunny, hot and high temperature weather, and then turned into a weather with plum rain characteristics.

"When it thunders in midsummer, plum blossoms hang upside down" is a popular meteorological proverb, which means that after the rainy season, if there is thunder in the "midsummer" solar terms, the rainy season will hang upside down.

Simply put, if the solar terms thunder in summer, then the rainy season may come again. In early summer, there are often long rainy days in the Jianghuai basin. At this time, the utensils are easy to be moldy, so it is also called "moldy rain" or "mildew" for short; It is also called "Plum Rain" or "Huang Meiyu" because plums in the south of the Yangtze River are yellow and ripe. After mid-June, the rain belt remained in the Jianghuai basin, which is Meiyu.