Current sea water temperature:
+72.3°F
| Minimum sea water temperature in December: | 78.3°F |
| Maximum sea water temperature in December: | 65.1°F |
| Average sea water temperature in December: | 71.5°F |
| more information | |
14 days
forecast
forecast
| Haikou |
monthly
weather
weather
| Haikou |
Sea water temperature for the last 10 days:
| December 4 | 72.3°F | November 29 | 73.0°F |
| December 3 | 72.7°F | November 28 | 73.0°F |
| December 2 | 72.7°F | November 27 | 72.9°F |
| December 1 | 72.9°F | November 26 | 72.7°F |
| November 30 | 73.0°F | November 25 | 73.6°F |
Monthly sea water temperature, °F
When is the warmest sea in Haikou?
Based on the data about daily sea water temperature for the last three years the warmest sea in Haikou was noticed in August, July and September.
Monthly Sea Temperatures in Haikou, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 85.6°F. The highest and lowest sea temperatures during the month were 88.5°F and 83.5°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 84.9°F. The highest and lowest sea temperatures during the month were 86.0°F and 83.3°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 84.3°F. The highest and lowest sea temperatures during the month were 85.1°F and 82.6°F.
current
weather
weather
| Haikou |
weather in
December
December
| Haikou |
Best time for vacation in Haikou
Haikou on a weather map
Places in China:
Name
°F
24 Hours Forecast
Haikou
Local time: 11:08
December 05, friday
1200
72°F
SW
17 mph
17 mph
1500
72°F
SW
16 mph
16 mph
1800
70°F
SW
13 mph
13 mph
2100
70°F
W
12 mph
12 mph
December 06, saturday
0000
70°F
W
11 mph
11 mph
0300
70°F
W
9 mph
9 mph
0600
70°F
W
12 mph
12 mph
0900
72°F
W
14 mph
14 mph
