Jiashan monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Jiashan

Jiashan average temperature chart (Celsius) Jiashan average temperature chart (Fahrenheit)
Average monthly temperatures in Jiashan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.5 8.5 12.9 19 24.1 27.5 32 31.7 27.1 22.2 16.6 10.4
°F 45.5 47.3 55.2 66.2 75.3 81.5 89.6 89.1 80.8 72 61.8 50.6

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Jiashan monthly rainfall chart (mm) Jiashan monthly rainfall chart (inches)
Average monthly rainfall in Jiashan (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 45 66 88 105 122 166 136 133 152 64 52 39
inches 1.8 2.6 3.5 4.1 4.8 6.5 5.4 5.2 6 2.5 2.1 1.5
Rainy days 11 13 14 15 15 15 12 12 13 12 11 11

Average annual rainfall in Jiashan: 1319.534mm (519.5 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Jiashan

Jiashan average daily sunshine chart
Average daily sunshine Jiashan
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.6 4.4 4.6 5.4 5.9 5.7 7.8 8.3 5.9 5.7 5.4 5.2

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Jiashan average minimum / maximum temperatures (Celsius) Jiashan average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Jiashan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 0.3 1.4 5.2 10.8 16 20.4 24.8 24.5 20.3 14.4 8.5 2.3
Max °C 7.7 8.7 13.1 19.2 24.3 27.7 32.2 31.9 27.3 22.4 16.8 10.6
Min °F 32.5 34.4 41.3 51.4 60.7 68.6 76.6 76.1 68.5 57.9 47.2 36.1
Max °F 39.2 41 48.4 59 68.2 75.2 83.3 82.8 74.8 65.1 54.7 43.5

Sea temperature

The graph below shows the average sea temperature.

Jiashan average sea temperature chart (Celsius) Jiashan average sea temperature chart (Fahrenheit)
Average sea temperature around Jiashan in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.7 6.8 8.1 11.6 17.6 22.5 26.2 27.6 26.1 22.6 18.4 13.1
°F 47.6 44.3 46.6 52.9 63.6 72.6 79.2 81.8 79 72.7 65.2 55.7

Wind speed

The graph below shows the average wind speed.

Jiashan average winspeed by month (km/h) Jiashan average winspeed by month (mph)
Average wind speed in Jiashan (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 10 10 11 11 10 10 10 10 10 9 9 9
mph 6 7 7 7 6 6 6 6 6 6 6 6

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Jiashan relative humidity averages
Average relative humidity in Jiashan
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74% 76% 77% 78% 78% 82% 80% 80% 81% 78% 76% 74%

Other monthly averages

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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
Warmest sea: August 27.6°C 81.7°F
Map showing location of Jiashan (30.84918, 120.92583) Jiashan map pin © Google

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