Duyun's climate is characterized by mild winters and hot, humid summers. Spring brings moderate temperatures, with March averaging around 16°C, gradually warming up to 20-22°C by May. Summer months are sweltering, with June and July often reaching highs of 28-30°C. Autumn sees a significant cooling trend, with October averaging around 15-17°C, while winter is relatively mild, with January temperatures ranging from 4-8°C.