Where is the scope of Meiyu’s influence [in China]

In the middle and lower reaches of the Yangtze River in China and Taiwan.

Meiyu refers to the weather and climate phenomena that occur in a certain area and in a certain season. Meiyu is a unique weather and climate phenomenon in East Asia. In China, it is a unique weather and climate phenomenon in the middle and lower reaches of the Yangtze River and Taiwan.

In early summer, a long period of gloomy and rainy weather often occurs in the Jianghuai River Basin. At this time, utensils are prone to mold, so it is also called "mould rain", or "mold" for short;

It is also the time when plums in the south of the Yangtze River are yellow and ripe, so it is also called "plum rain" or "yellow plum rain". After mid-June, the rain belt remains in the Yangtze-Huaihe River Basin, which is the Meiyu period.

Extended information:

The formation of the Meiyu climate pattern benefits from the Himalayan orogeny and the prevalence of the Asian summer monsoon.

With good weather and good weather, agriculture prospered and the country became a land of fish and rice with abundant products. The quality of crop harvests is closely related to the amount of rainfall. In the Qin and Han Dynasties, there was a method of measuring rain, and the allusion of "Fu Chi Measuring Rain" was recorded.

From the "rain gauge system" in the prosperous era of Yongle in the Ming Dynasty to the large-scale issuance of rain gauges in the Kangxi and Qianlong reigns of the Qing Dynasty, the rain gauge is the historical memory of the "ancient plum rain" in Jiangnan. The "Science Series" stamps issued by South Korea in 1987 confirmed that the Chinese rain measuring platform was built in May of the Geng year of Qianlong.

The climate characteristics of the Meiyu season are: concentrated precipitation, heavy rainfall, few sunshine hours, high humidity and cloudy weather, and low wind.

Influenced by Chinese traditional culture, Korea calls it "Changma", which is characterized by "long hair", that is, plum rain can cause mold to breed white hair; Japan calls it "Biau", which is similar to China's "mildew rain" "The same lineage.

Baidu Encyclopedia——Meiyu