Haikou monthly weather averages

Average daytime temperature

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

Haikou average temperature chart (Celsius) Haikou average temperature chart (Fahrenheit)
Average monthly temperatures in Haikou (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.6 10.8 15.4 21.4 26 28.9 33 33.1 29 23.8 17.6 12
°F 49.4 51.4 59.7 70.6 78.8 84 91.4 91.6 84.2 74.8 63.6 53.6

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.

Haikou monthly rainfall chart (mm) Haikou monthly rainfall chart (inches)
Average monthly rainfall in Haikou (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 69 124 182 239 278 300 167 117 98 79 63 49
inches 2.7 4.9 7.2 9.4 10.9 11.8 6.6 4.6 3.9 3.1 2.5 1.9
Rainy days 12 14 18 18 17 15 11 11 10 10 10 11

Average annual rainfall in Haikou: 1912.233mm (752.8 inches)

Average daily sunshine

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

Haikou average daily sunshine chart
Average daily sunshine Haikou
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.1 3.7 3.7 4.6 5.3 5.8 8.7 8.9 6.7 5.7 5.3 5

Day / night temperatures

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

Haikou average minimum / maximum temperatures (Celsius) Haikou average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Haikou (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.2 3.1 7.2 13 17.8 21.4 24.2 23.9 20.2 14.4 8.2 2.6
Max °C 9.9 11 15.6 21.7 26.2 29.1 33.2 33.4 29.2 24 17.8 12.3
Min °F 34.1 37.5 45 55.3 64 70.4 75.6 74.9 68.4 57.9 46.8 36.6
Max °F 41.9 44.6 52.5 63.1 71.6 77.4 83.7 83.5 76.5 66.6 55.4 45.3

Sea temperature

The graph below shows the average sea temperature.

Haikou average sea temperature chart (Celsius) Haikou average sea temperature chart (Fahrenheit)
Average sea temperature around Haikou in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 16.3 16.3 17.5 19.5 21.8 23.8 25.3 25.4 24.9 22.9 20.4 17.8
°F 61.3 61.3 63.5 67.1 71.3 74.9 77.5 77.8 76.8 73.2 68.7 64

Wind speed

The graph below shows the average wind speed.

Haikou average winspeed by month (km/h) Haikou average winspeed by month (mph)
Average wind speed in Haikou (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 10 11 11 10 9 9 9 9 10 10 10 10
mph 7 7 7 6 6 5 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.

Haikou relative humidity averages
Average relative humidity in Haikou
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
76% 79% 80% 80% 79% 82% 77% 75% 78% 76% 75% 74%

Other monthly averages

UV index Best time to go?

Haikou weather stats

Haikou weather statistics
Hottest month: July 33°C 91.4°F
Driest month: December 49mm 1.9ins
Sunniest month: August 8.9hrs
Coldest month: January 9.6°C 49.3°F
Wettest month: June 300mm 11.8ins
Warmest sea: August 25.4°C 77.7°F
Map showing location of Haikou (29.10682, 117.80736) Haikou map pin © Google

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