Hangzhou's climate is humid subtropical (Köppen Cfa) with four distinctive seasons, characterised by long, very hot, humid summers and chilly, cloudy and drier winters (with occasional snow). The mean annual temperature is 16.5 °C (61.7 °F), with monthly daily averages ranging from 4.3 °C (39.7 °F) in January to 28.4 °C (83.1 °F) in July. The city receives an average annual rainfall of 1,450 millimetres (57.1 in) and is affected by the plum rains of the Asian monsoon in June. In late summer (August to September), Hangzhou, along with other cities in the province, suffer typhoon storms, but typhoons seldom strike it directly. Generally they make landfall along the southern coast of Zhejiang, and affect Hangzhou with strong winds and stormy rains
