Sanya monthly weather averages

Average daytime temperature

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

Sanya average temperature chart (Celsius) Sanya average temperature chart (Fahrenheit)
Average monthly temperatures in Sanya (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 25 25.9 27.7 29.8 31.3 31.3 31.3 30.9 30.5 29.4 27.6 25.8
°F 77 78.6 81.9 85.7 88.4 88.3 88.3 87.5 86.9 84.9 81.6 78.4

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.

Sanya monthly rainfall chart (mm) Sanya monthly rainfall chart (inches)
Average monthly rainfall in Sanya (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 10 10 17 46 124 188 159 219 275 247 75 19
inches 0.4 0.4 0.7 1.8 4.9 7.4 6.2 8.6 10.8 9.7 3 0.7
Rainy days 8 8 7 8 11 14 13 18 18 15 10 8

Average annual rainfall in Sanya: 1516.133mm (596.9 inches)

Average daily sunshine

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

Sanya average daily sunshine chart
Average daily sunshine Sanya
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.5 5.1 5.6 6.2 7.3 6.6 7.3 6.4 6.6 6.5 6.2 6

Day / night temperatures

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

Sanya average minimum / maximum temperatures (Celsius) Sanya average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Sanya (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 17.4 18.8 20.9 23.2 24.9 25.4 25.2 24.8 24 22.7 20.5 18.1
Max °C 25.2 26.1 27.9 30 31.5 31.4 31.4 31 30.7 29.6 27.8 26
Min °F 63.3 65.8 69.6 73.8 76.8 77.7 77.4 76.6 75.1 72.8 68.8 64.5
Max °F 70.3 72.3 75.9 79.9 82.8 83.1 82.9 82.2 81.1 79 75.4 71.6

Sea temperature

The graph below shows the average sea temperature.

Sanya average sea temperature chart (Celsius) Sanya average sea temperature chart (Fahrenheit)
Average sea temperature around Sanya in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 23.1 22.8 23.7 25.8 28.3 29.4 29.4 29.5 29 27.7 26.3 24.4
°F 73.6 73 74.6 78.4 82.9 84.9 84.9 85 84.3 81.9 79.3 76

Wind speed

The graph below shows the average wind speed.

Sanya average winspeed by month (km/h) Sanya average winspeed by month (mph)
Average wind speed in Sanya (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 10 10 11 10 9 8 9 8 8 9 10 10
mph 6 7 7 7 6 5 5 5 5 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.

Sanya relative humidity averages
Average relative humidity in Sanya
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
84% 86% 84% 80% 76% 74% 72% 74% 80% 82% 82% 83%

Other monthly averages

UV index Best time to go?

Sanya weather stats

Sanya weather statistics
Hottest month: June 31.3°C 88.3°F
Driest month: January 10mm 0.4ins
Sunniest month: May 7.3hrs
Coldest month: January 25°C 77°F
Wettest month: September 275mm 10.8ins
Warmest sea: August 29.5°C 85.1°F
Map showing location of Sanya (18.24306, 109.505) Sanya map pin © Google

Top China locations