Current sea water temperature:
+84.6°F
| Minimum sea water temperature in September: | 86.7°F |
| Maximum sea water temperature in September: | 79.9°F |
| Average sea water temperature in September: | 83.6°F |
| more information | |
14 days
forecast
forecast
| Hong Kong |
monthly
weather
weather
| Hong Kong |
Sea water temperature for the last 10 days:
| September 13 | 84.6°F | September 8 | 83.8°F |
| September 12 | 84.6°F | September 7 | 82.8°F |
| September 11 | 84.7°F | September 6 | 81.7°F |
| September 10 | 84.4°F | September 5 | 83.1°F |
| September 9 | 84.6°F | September 4 | 83.7°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:
2026
2025
2024
The average sea water temperature in July of 2026 was 83.7°F. The highest and lowest sea temperatures during the month were 85.1°F and 82.6°F.
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 84.2°F. The highest and lowest sea temperatures during the month were 86.4°F and 82.8°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
September
September
| 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: 01:35
September 14, monday
0300
81°F
SW
7 mph
7 mph
0600
81°F
SW
8 mph
8 mph
0900
82°F
SW
7 mph
7 mph
1200
82°F
NW
2 mph
2 mph
1500
84°F
NE
6 mph
6 mph
1800
82°F
NE
9 mph
9 mph
2100
81°F
E
4 mph
4 mph
September 15, tuesday
0000
81°F
W
7 mph
7 mph
