The China resorts with the warmest sea water temperature at this moment are Hainan, Dadunhai and Sanya.
Below you can see a list of all popular China resorts and information about current sea water temperature and averages for current and next months.
| Resort Name | Current Sea Water Temperature |
June 2025 | July 2025 |
|---|---|---|---|
| Hainan | 90.6°F | 90.2°F | 90.2°F |
| Dadunhai | 89.6°F | 89.2°F | 88.2°F |
| Sanya | 89.6°F | 89.2°F | 88.2°F |
| Yalong Bay | 89.6°F | 89.0°F | 88.3°F |
| Beihai | 89.6°F | 90.1°F | 91.4°F |
| Tainan | 87.8°F | 89.1°F | 89.1°F |
| Haikou | 87.6°F | 88.0°F | 88.8°F |
| Hong Kong | 87.4°F | 86.6°F | 88.4°F |
| Macau | 87.4°F | 86.8°F | 88.7°F |
| Zhuhai | 87.2°F | 87.1°F | 89.0°F |
| Shenzhen | 86.8°F | 87.4°F | 88.9°F |
| Taichung | 86.8°F | 87.1°F | 89.2°F |
| Guangzhou | 86.4°F | 85.4°F | 89.2°F |
| Taipei | 85.8°F | 86.8°F | 88.6°F |
| Xiamen | 85.0°F | 86.1°F | 88.9°F |
| Tianjin | 81.8°F | 79.7°F | 88.4°F |
| Suzhou | 81.2°F | 83.1°F | 90.8°F |
| Nantong | 80.4°F | 80.6°F | 88.2°F |
| Shanghai | 79.8°F | 79.9°F | 88.4°F |
| Hangzhou | 78.6°F | 80.2°F | 89.7°F |
| Ningbo | 78.4°F | 77.7°F | 86.7°F |
| Beidaihe | 74.8°F | 74.5°F | 84.8°F |
| Qinhuangdao | 74.0°F | 73.2°F | 84.0°F |
| Quingdao | 72.8°F | 72.5°F | 84.3°F |
| Dalian | 71.8°F | 69.3°F | 80.5°F |
| Yantai | 71.4°F | 68.8°F | 79.9°F |
| Weihai | 71.2°F | 68.2°F | 80.3°F |
Please see following sea water temperature averages charts for the warmest China resorts for more details.
You can also get the same information for the every other month of the year when the average sea water temperature is greater then 70°F.
