Generally speaking, the rainy season will last for several months.

In China, the rainy season is from April to September in the south and from July to August in the north.

The rainy season refers to the season of relatively concentrated precipitation in a year, that is, the wet rainy season with relatively concentrated precipitation every year. The precipitation in China is mainly brought by the southeast monsoon, so the precipitation in China is characterized by "decreasing from the southeast coast to the northwest inland" in geographical space.