- Spring of Jiuhua Mountain, Hefei
Hefei presents us the subtropical monsoon climate. It has four distinct seasons and agreeable weather, with the mean annual temperature ranging 15 - 16 °C (59 - 61 °F). The annual precipitation is 900 - 1,000 millimeters (35 - 39 inches) and most rain falls in spring and summer. The best time to visit Hefei is between April and October.
In spring, the average temperature is 12.6 °C (54.7 °F), but the weather may change suddenly. Rainy days in spring accounts to an average of 22 days and the wind blows at its highest speed of 3.3 meter/second. In the long summer, the average temperature is 26.9 °C (80.4 °F) and the intermittent drizzles last from June to early July. The autumn features clear and sunny days and has a mean temperature of 13.7 °C (56.7 °F). In the cold winter, the mean temperature is 4.0 °C (39 °F), yet it snows or rains for only few days.