In Longyan, China, spring brings mild temperatures with averages ranging from 18°C in March to 23°C by May. April's average of 22°C marks a gradual warming trend as the season progresses. Summer is hot and humid, with June through August averaging highs around 32-34°C and lows around 25-26°C. Autumn sees a cooling trend, with September temperatures ranging from 24-31°C and October averaging 23-28°C. Winter months are relatively mild, with January averaging 12-18°C and February around 14-20°C.