Jiashan Weather in May

What's the weather like in Jiashan (Zhejiang Sheng) in May 2025?

The climate in Jiashan during May can be summarized as warm, humid and wet.

May is in the spring in Jiashan and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a muggy 24°C (76°F), whilst at night 16°C (61°F) is normal.

Jiashan weather averages (imperial / metric)
Daytime temperature 24.3°C 75.7°F
Nightly temperature 16°C 60.7°F
Average temperature 20.1°C 68.2°F
Daily sunshine 5.9 hrs
Avg rainfall 122 mm 4.8 ins
Rainy days 15 days
Sea temperature 17.6°C 63.6°F
Humidity 78%
Windspeed 10.1kph 6 mph

On average May is the 5th wettest month of the year in Jiashan with around 122mm 4.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.9 hours of sunshine per day.

May temperatures in Jiashan

Jiashan average temperature in May

May rainfall

Jiashan average rain in May

May hourly sunshine

Jiashan average rain in May

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Jiashan in May 2025.

Other monthly averages

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UV index Best time to go?

Jiashan weather stats

Jiashan weather statistics
Hottest month: July 32°C 89.6°F
Driest month: December 39mm 1.5ins
Sunniest month: August 8.3hrs
Coldest month: January 7.5°C 45.5°F
Wettest month: June 166mm 6.5ins
Map showing location of Jiashan (30.84918, 120.92583) Jiashan map pin © Google

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