The downpours in late July were triggered by Typhoon Gaemi, which moved on from the Philippines and Taiwan to make landfall in China, hitting the hilly, landlocked Hunan province particularly hard.
Last month, authorities evacuated almost 300,000 people and halted public transportation in eastern China.
Large storms have fallen across the east and south of China, and the northern has experienced sweltering heat waves once more.
A highway bridge collapsed as a result of heavy rainfall last month in the northeastern province of Shaanxi, killing at least 38 individuals.
China is the world’s top emission of greenhouse gases, which are causing climate change and increasing the frequency and intensity of extreme weather.