Current sea water temperature:
+66.0°F
| Minimum sea water temperature in December: | 74.7°F |
| Maximum sea water temperature in December: | 61.9°F |
| Average sea water temperature in December: | 68.8°F |
| more information | |
14 days
forecast
forecast
| Hong Kong |
monthly
weather
weather
| Hong Kong |
Sea water temperature for the last 10 days:
| December 29 | 66.0°F | December 24 | 68.4°F |
| December 28 | 67.3°F | December 23 | 70.2°F |
| December 27 | 68.7°F | December 22 | 70.7°F |
| December 26 | 69.3°F | December 21 | 69.8°F |
| December 25 | 68.7°F | December 20 | 69.1°F |
Monthly sea water temperature, °F
When is the warmest sea in Hong Kong?
Based on the data about daily sea water temperature for the last three years the warmest sea in Hong Kong was noticed in July, August and September.
Monthly Sea Temperatures in Hong Kong, °F
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 84.6°F. The highest and lowest sea temperatures during the month were 85.8°F and 83.7°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 83.8°F. The highest and lowest sea temperatures during the month were 84.6°F and 83.1°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 84.5°F. The highest and lowest sea temperatures during the month were 86.0°F and 82.0°F.
current
weather
weather
| Hong Kong |
weather in
January
January
| Hong Kong |
Best time for vacation in Hong Kong
Hong Kong on a weather map
Places in China:
Name
°F
24 Hours Forecast
Hong Kong
Local time: 13:39
December 30, tuesday
1500
68°F
NW
6 mph
6 mph
1800
68°F
NW
6 mph
6 mph
2100
66°F
NW
5 mph
5 mph
December 31, wednesday
0000
66°F
W
8 mph
8 mph
0300
66°F
W
12 mph
12 mph
0600
66°F
W
16 mph
16 mph
0900
66°F
W
17 mph
17 mph
1200
66°F
W
17 mph
17 mph
