Average sea water temperature in August:
+85.5°F
| Minimum sea water temperature in August: | 88.7°F |
| Maximum sea water temperature in August: | 82.0°F |
Daily sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 85.1°F. The highest and lowest sea temperatures during the month were 86.7°F and 83.1°F.
Monthly sea water temperature in Haikou, °F
Which China resorts have warmest sea in August?
| Place name | August 2026 | August 2025 |
|---|---|---|
| Suzhou | 87.8°F | 88.1°F |
| Beihai | 87.3°F | 87.5°F |
| Hainan | 86.2°F | 86.2°F |
| Taichung | 85.7°F | 85.2°F |
| Zhuhai | 85.6°F | 84.9°F |
| Macau | 85.4°F | 84.7°F |
| Nantong | 85.3°F | 87.5°F |
| Guangzhou | 85.2°F | 84.0°F |
| Shenzhen | 85.2°F | 84.3°F |
| Haikou | 85.1°F | 85.6°F |
| Xiamen | 84.8°F | 85.2°F |
| Taipei | 84.7°F | 84.3°F |
| Tainan | 84.6°F | 84.8°F |
| Tianjin | 84.6°F | 84.6°F |
| Shanghai | 84.5°F | 87.0°F |
| Ningbo | 84.3°F | 85.5°F |
| Hong Kong | 84.2°F | 83.8°F |
| Hangzhou | 83.7°F | 87.5°F |
| Sanya | 83.4°F | 83.8°F |
| Dadunhai | 83.4°F | 83.8°F |
Best time for vacation in Haikou
Haikou on a weather map
Places in China:
Name
°F
24 Hours Forecast
Haikou
Local time: 00:52
August 26, wednesday
0300
79°F
N
15 mph
15 mph
0600
79°F
NE
18 mph
18 mph
0900
79°F
E
11 mph
11 mph
1200
88°F
E
14 mph
14 mph
1500
79°F
NE
16 mph
16 mph
1800
81°F
NE
11 mph
11 mph
2100
81°F
E
11 mph
11 mph
August 27, thursday
0000
79°F
NE
7 mph
7 mph
