Sanya Weather & Climate: Best Time to Visit

In Sanya temperatures are generally consistent throughout the year. Average maximum daytime temperatures range from a very warm 31°C (88°F) in June, the warmest time of the year, to a comfortable 24°C (75°F) during cooler months like January.

At night, you can expect temperatures ranging from 27°C (81°F) in June to around 19°C (66°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Sanya experiences significant rainfall throughout the year, averaging 1623 mm (64 in) of precipitation annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, July it receives heavy rainfall, averaging 286 mm (11 in) of precipitation, recorded across 12 rainy days. In contrast, the driest month January brings less rainfall, with 17 mm (0.7 in) over 8 rainy days. For more details, please visit our Sanya Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

The relative humidity is high throughout the year in Sanya.

The city experiences its highest humidity in February, reaching 85%. In July, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year