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Sanya Monthly Climate Averages
Location of the Sanya is tropical climate zone with dry winter and rainy summer, typically with noticeable change of rainfall between seasons and insignificant temperature variance.
To help you choose the best time to travel, you can find climate data below on the weather in Sanya .
Month | t°C day |
t°C night |
mm rain |
daylight |
January | +26.1 | +18.5 | 8 | 11.6h |
February | +26.8 | +19.8 | 13 | 11.9h |
March | +28.6 | +21.9 | 19 | 12.4h |
April | +30.7 | +24.2 | 43 | 13h |
May | +32 | +25.6 | 142 | 13.4h |
June | +31.9 | +26.1 | 198 | 13.6h |
July | +31.7 | +25.9 | 193 | 13.5h |
August | +31.4 | +25.5 | 222 | 13.1h |
September | +31.2 | +24.7 | 251 | 12.6h |
October | +30.2 | +23.4 | 235 | 12.1h |
November | +28.5 | +21.3 | 58 | 11.7h |
December | +26.6 | +19 | 11 | 11.5h |
High season with the best weather conditions for the beach leisure in Sanya are typically January, February, March, April, November, December.
Temperature in Sanya
The table shows that the hottest months in Sanya are May and June, during which the average daytime temperature reaches +32°C and the nighttime temperature falls to +25.6°C.
The coldest months are January and December, when the daily average temperature falls to +26.1°C, and drops to +18.5°C during the night.
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Sea temperature
The month with the highest average monthly temperature in the South China Sea on the beaches of Sanya is July with 29.6 degrees.
The coldest water can be found in February — 22.9degrees C.
Precipitation
The largest amount of precipitation falls on average in September and October, up to 251mm, and the least in January and December — up to 8mm.