August weather forecastSanya, China
August
Weather in August
August in Sanya, is a month of continuance, holding firmly onto the robust summer climate. With a relatively high UV index of 12, visitors are advised to adhere to sun safety measures for a more comfortable experience. The influence of monsoon is also evident with an increase in rainfall to 222mm (8.74") compared to July's 193mm (7.6"). Nonetheless,the weather remains warm and importantly, consistent. Hence, August carries on the summer's rhythm and further highlights Sanya's tropical climate.Temperature
The onset of August notes an average high-temperature of a still tropical 31.4°C (88.5°F), subtly shifted from July's 31.7°C (89.1°F). Sanya temperatures generally rest at a low of 25.5°C (77.9°F) during the August nights.Rainfall
In August, the rain falls for 16 days. Throughout August, 222mm (8.74") of precipitation is accumulated. In Sanya, during the entire year, the rain falls for 111.1 days and collects up to 1392mm (54.8") of precipitation.Sea temperature
In August, the average sea temperature is 28.8°C (83.8°F).Note: Water temperature ranging between 25°C (77°F) and 29°C (84.2°F) is considered very warm and pleasing for everyone. It allows for enjoyable water activities over extended periods without discomfort.
Daylight
In August, the average length of the day is 12h and 44min.On the first day of the month, sunrise is at 06:20 and sunset at 19:16. On the last day of August, sunrise is at 06:27 and sunset at 18:57 CST.
Sunshine
The average sunshine in August is 6h.UV index
March through September, with an average maximum UV index of 12, are months with the highest UV index. A UV Index estimate of 11, and higher, represents an excessive health risk from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 12 during August leads to these instructions:
Enforce all necessary safety measures, unprotected skin may suffer burns swiftly. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Even if it's cloudy, generously apply and frequently reapply a sunscreen with no less than a 30 sun protection factor after each swim or outdoor exercise. Beware! Reflecting off water and sand, UV rays are much stronger.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Sanya, China
- Average high temperature in August: 31.4°C
The warmest month (with the highest average high temperature) is May (32°C).
The month with the lowest average high temperature is January (26.1°C).
- Average low temperature in August: 25.5°C
The month with the highest average low temperature is June (26.1°C).
The coldest month (with the lowest average low temperature) is January (18.5°C).
Average rainfall in August
Sanya, China
- Average rainfall in August: 221.5mm
The wettest month (with the highest rainfall) is September (251.4mm).
The driest month (with the least rainfall) is January (8mm).
Average rainfall days in August
Sanya, China
- Average rainfall days in August: 16 days
The month with the highest number of rainy days is September (17 days).
The month with the least rainy days is January (3.4 days).
Average sea temperature in August
Sanya, China
- Average sea temperature in August: 28.8°C
The best month for swimming (with the highest average sea temperature) is July (29.8°C).
The coldest month (with the lowest average sea temperature) is February (23°C).
Average daylight in August /
Average sunshine in August
Sanya, China
- Average daylight in August: 12h and 42min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in August: 6h
The months with the most sunshine are May and July (Average sunshine: 7h).
The months with the least sunshine are January, February and March (Average sunshine: 5h).
Average UV index in August
Sanya, China
- Average UV index in August: 12
The months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 8).








