Average sea water temperature in January:
+67.6°F
| Minimum sea water temperature in January: | 72.3°F |
| Maximum sea water temperature in January: | 63.9°F |
Daily sea water temperature in January, °F
Show year:
2025
2024
2023
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59
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71
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77
The average sea water temperature in January of 2025 was 66.5°F. The highest and lowest sea temperatures during the month were 67.6°F and 65.3°F.
Monthly sea water temperature in Haikou, °F
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
112
71.5
77.3
81.8
84.2
85.5
85.5
84.2
80.8
75.3
70.5
67.4
67.6
Which China resorts have warmest sea in January?
| Place name | January 2025 | January 2024 |
|---|---|---|
| Sanya | 73.6°F | 75.9°F |
| Dadunhai | 73.6°F | 75.9°F |
| Yalong Bay | 72.9°F | 75.7°F |
| Tainan | 72.1°F | 74.2°F |
| Hainan | 67.8°F | 72.8°F |
| Haikou | 66.5°F | 70.8°F |
| Shenzhen | 64.2°F | 67.6°F |
| Hong Kong | 63.9°F | 66.8°F |
| Taipei | 63.6°F | 66.4°F |
| Guangzhou | 63.5°F | 66.6°F |
| Taichung | 63.4°F | 68.8°F |
| Macau | 62.7°F | 66.8°F |
| Zhuhai | 62.7°F | 66.9°F |
| Beihai | 62.0°F | 67.4°F |
| Xiamen | 58.8°F | 60.8°F |
| Nantong | 49.7°F | 49.2°F |
| Ningbo | 48.8°F | 49.0°F |
| Hangzhou | 48.4°F | 49.0°F |
| Shanghai | 48.2°F | 47.7°F |
| Suzhou | 44.0°F | 44.3°F |
Best time for vacation in Haikou
Haikou on a weather map
Leaflet | Tiles © Esri
Places in China:
Name
°F
24 Hours Forecast
Haikou
Local time: 11:07
April 18, friday
1200
90°F
NW
1 mph
1 mph
1500
86°F
SW
12 mph
12 mph
1800
79°F
W
13 mph
13 mph
2100
77°F
N
14 mph
14 mph
April 19, saturday
0000
77°F
N
14 mph
14 mph
0300
77°F
N
9 mph
9 mph
0600
75°F
N
7 mph
7 mph
0900
79°F
N
8 mph
8 mph
