Weather in Hainan: December
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Average day temperature: | 20.9°C |
| Average night temperature: | 15.8°C | |
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Sea water temperature: | 22.7°C |
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Number of sunny days: | 4 days |
| Day length: | 11.0 - 11.1 hours | |
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Number of rainy days: | 3 days |
| Precipitation totals: | 56.7 mm. | |
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forecast
| Hainan |
temperature
| Hainan |
Air temperature in December, °C
The highest day temperature during December of 2021 was 27°C. At the same time the lowest night temperature was 10°C. Daily and nightly averages during December were 20.7°C and 15.0°C.
Sea water temperature in Hainan in December, °C
The average sea water temperature in December of 2021 was 22.2°C. The highest and lowest sea temperatures during the month were class="nb">24.0°C and 21.1°C.
Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in December, mm
Precipitation total value in Hainan in December is 56.7 mm. It makes december one of the most dry months of the year.
The average wind speed value in December is 1.7 m./s. The wind's strength is relatively same during the whole year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 3.0.
Best time for vacation in Hainan
Hainan on a weather map
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