Average sea water temperature in May:
+83.7°F
| Minimum sea water temperature in May: | 87.1°F |
| Maximum sea water temperature in May: | 79.7°F |
Daily sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 84.1°F. The highest and lowest sea temperatures during the month were 87.1°F and 80.8°F.
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Monthly sea water temperature in Dadunhai, °F
Which China resorts have warmest sea in May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Hainan | 84.9°F | 84.3°F |
| Sanya | 84.1°F | 84.0°F |
| Dadunhai | 84.1°F | 84.0°F |
| Yalong Bay | 83.9°F | 84.0°F |
| Beihai | 83.8°F | 83.5°F |
| Haikou | 81.8°F | 80.6°F |
| Tainan | 81.6°F | 83.0°F |
| Taichung | 80.5°F | 81.6°F |
| Shenzhen | 79.9°F | 81.0°F |
| Guangzhou | 79.6°F | 79.7°F |
| Zhuhai | 79.4°F | 80.8°F |
| Macau | 79.3°F | 80.6°F |
| Hong Kong | 78.9°F | 79.5°F |
| Taipei | 78.5°F | 79.7°F |
| Xiamen | 76.9°F | 77.6°F |
| Suzhou | 73.5°F | 73.5°F |
| Hangzhou | 71.1°F | 71.3°F |
| Nantong | 70.4°F | 71.5°F |
| Shanghai | 70.3°F | 70.9°F |
| Ningbo | 67.9°F | 67.4°F |
Best time for vacation in Dadunhai
Dadunhai on a weather map
Places in China:
Name
°F
24 Hours Forecast
Dadunhai
Local time: 01:45
September 14, monday
0300
77°F
NW
12 mph
12 mph
0600
75°F
W
11 mph
11 mph
0900
75°F
W
9 mph
9 mph
1200
75°F
NW
9 mph
9 mph
1500
75°F
NW
8 mph
8 mph
1800
75°F
NW
6 mph
6 mph
2100
75°F
NW
4 mph
4 mph
September 15, tuesday
0000
73°F
W
1 mph
1 mph
