Current Sea Water Temperature:
+81.6°F
| Maximum Sea Water Temperature in December: | 84.6°F |
| Minimum Sea Water Temperature in December: | 74.8°F |
| Average water temperature in December: | 80.2°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| December 05 | 81.6°F | November 30 | 80.8°F |
| December 04 | 81.2°F | November 29 | 80.8°F |
| December 03 | 81.4°F | November 28 | 81.2°F |
| December 02 | 81.2°F | November 27 | 81.6°F |
| December 01 | 80.8°F | November 26 | 81.2°F |
When is the Warmest Sea for Sanya?
According to our data for the last three years for Sanya the highest average sea water temperature was in June, September and July.
Average Water Temperature by Month, °F
Sea Water Temperature in June
The average sea surface temperature in June 2025 for Sanya was 89.2°F. The maximum and minimum values were 87.8°F and 91.0°F respectively.
Sea Water Temperature in September
The average sea surface temperature in September 2025 for Sanya was 87.9°F. The maximum and minimum values were 85.8°F and 89.2°F respectively.
Sea Water Temperature in July
The average sea surface temperature in July 2025 for Sanya was 88.2°F. The maximum and minimum values were 85.2°F and 89.6°F respectively.
China Resorts:
NAME
F°
| Beidaihe |  |
+34 |
| Beijing |  |
+36 |
| Dadunhai |  |
+76 |
| Dalian |  |
+40 |
| Guangzhou |  |
+78 |
| Haikou | |
+72 |
| Hainan | |
+68 |
| Hong Kong | |
+68 |
| Macau | |
+70 |
| Quingdao | |
+44 |
| Sanya | |
+76 |
| Shanghai | |
+52 |
| Shenzhen | |
+68 |
| Weihai | |
+38 |
| Yalong Bay | |
+76 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Sanya
Local time: 17:09
05 dec, friday
| 1800 |  |
76°F | W 14 mph |
| 2100 |  |
74°F | SW 9 mph |
06 dec, saturday
| 0000 | |
74°F | SW 10 mph |
| 0300 |  |
72°F | SW 9 mph |
| 0600 | |
72°F | SW 11 mph |
| 0900 | |
76°F | SW 9 mph |
| 1200 |  |
80°F | W 12 mph |
| 1500 | |
80°F | W 12 mph |