Shiwan monthly weather averages

Average daytime temperature

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

Shiwan average temperature chart (Celsius) Shiwan average temperature chart (Fahrenheit)
Average monthly temperatures in Shiwan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 18.1 18 21.1 25.4 29.3 31.1 32.6 32.4 31.1 28.3 24 20
°F 64.6 64.4 70.1 77.7 84.8 88 90.6 90.3 88 82.9 75.3 68.1

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.

Shiwan monthly rainfall chart (mm) Shiwan monthly rainfall chart (inches)
Average monthly rainfall in Shiwan (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 38 63 89 188 290 283 222 238 180 75 43 26
inches 1.5 2.5 3.5 7.4 11.4 11.1 8.8 9.4 7.1 2.9 1.7 1
Rainy days 9 11 15 16 18 19 16 17 13 8 7 7

Average annual rainfall in Shiwan: 1871.466mm (736.8 inches)

Average daily sunshine

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

Shiwan average daily sunshine chart
Average daily sunshine Shiwan
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.6 2.9 2.7 3.2 4.8 5.6 7.8 7 6.7 6.6 6.3 5.8

Day / night temperatures

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

Shiwan average minimum / maximum temperatures (Celsius) Shiwan average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Shiwan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 9.9 11.5 14.9 19.3 22.9 24.6 25.5 25.3 23.9 20.6 15.8 11.2
Max °C 18.3 18.2 21.3 25.6 29.5 31.3 32.8 32.6 31.3 28.5 24.3 20.3
Min °F 49.8 52.6 58.8 66.7 73.2 76.2 77.8 77.5 75 69 60.4 52.1
Max °F 57.4 58.6 64.6 72.3 79.2 82.2 84.4 84 81.7 76.1 68 60.3

Sea temperature

The graph below shows the average sea temperature.

Shiwan average sea temperature chart (Celsius) Shiwan average sea temperature chart (Fahrenheit)
Average sea temperature around Shiwan in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 19.9 20.2 21.4 23.1 25.8 27.7 28.6 28.6 28.2 26.5 24 21.3
°F 67.9 68.4 70.5 73.6 78.4 81.9 83.4 83.5 82.7 79.7 75.3 70.4

Wind speed

The graph below shows the average wind speed.

Shiwan average winspeed by month (km/h) Shiwan average winspeed by month (mph)
Average wind speed in Shiwan (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 8 8 8 7 7 7 7 6 7 8 8 7
mph 5 5 5 5 5 4 5 4 4 5 5 5

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.

Shiwan relative humidity averages
Average relative humidity in Shiwan
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
70% 79% 82% 83% 82% 83% 80% 80% 77% 72% 69% 68%

Other monthly averages

UV index Best time to go?

Shiwan weather stats

Shiwan weather statistics
Hottest month: July 32.6°C 90.7°F
Driest month: December 26mm 1ins
Sunniest month: July 7.8hrs
Coldest month: January 18.1°C 64.6°F
Wettest month: May 290mm 11.4ins
Warmest sea: August 28.6°C 83.5°F
Map showing location of Shiwan (23.00107, 113.077) Shiwan map pin © Google

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