Hangzhou, China - Weather and Climate
Hangzhou experiences a warm maritime climate. This climate is characterized by small temperature differences between summer and winter. The city suffers from monsoon rains in the summer months (June - August). Toward the end of summer and autumn, tropical storms may occur.
Average maximum day and minimum night temperature
Depending on the time of the year, temperatures range from very hot to chilly in Hangzhou. Average daytime temperatures reach a very hot 35°C in July. In January, the coolest month of the year, temperatures drop to a chilly 10°C.
At night, you can expect cooler temperatures, with averages dropping to around 2°C during this month.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Hangzhou has a relatively rain/snowy climate with high precipitation levels, averaging 1565 mm of rain/snowfall annually. Hangzhou can be quite wet during June, receiving approximately 326 mm of precipitation over 15 rainy days.
In contrast December, experiences much drier conditions, with 62 mm of rainfall, spread across 12 rainy days. For more details, please visit our Hangzhou Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Hangzhou can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 7.1 hours of sunshine daily. In contrast, the city experiences much darker days in February, with only 3.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is high throughout the year in Hangzhou.
The city experiences its highest humidity in June, reaching 80%. In December, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Forecast for Hangzhou
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Hangzhou in China
During the months of April and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
Most rainfall (rainy season) is seen in May, June, July and August.
July has an average maximum temperature of 35°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 10°C.
June tops the wettest month list with 326 mm of rainfall.
December is the driest month with 62 mm of precipitation.
July is the sunniest month with an average of 212 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
