What is the name of rainy weather with frequent precipitation?

Accurately speaking, there should be a period of continuous heavy precipitation and frequent rainy weather in early summer in China, which is called Meiyu.

Meiyu is in the middle and lower reaches of the Yangtze River in China, Taiwan Province Province, south-central Japan and south Korea. Every June and July, there will be a climate phenomenon of continuous rainy days. Because it is the mature period of plums in Jiangnan, it is called "Meiyu", and this period is called Meiyu season.