The summer precipitation is 30% ~ 50% of the annual precipitation in the south and 65% ~ 75% of the annual precipitation in the northern region. The summer precipitation (June-August) is the surplus season of the eastern part of China. . Summer is the spring growing season crops, the most water, rain and high temperature match, very conducive to crop growth.
Prevailing wind direction refers to the station in the ground, with a frequency significantly higher than the other wind direction of the wind. From May, the Mongolian high-pressure center retreated westward to Balkhash Lake, Northwest China is the northwest wind, the east is the southeast wind, Yunnan is the southwest wind .
The figure comes from the "China Geographic Atlas" China's annual precipitation in summer precipitation percentage and the prevalence of summer wind direction
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