Current Sea Water Temperature:
+88.6°F
| Maximum Sea Water Temperature in July: | 93.6°F |
| Minimum Sea Water Temperature in July: | 84.2°F |
| Average water temperature in July: | 88.0°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| July 13 | 88.6°F | July 08 | 87.6°F |
| July 12 | 89.0°F | July 07 | 87.4°F |
| July 11 | 87.8°F | July 06 | 87.6°F |
| July 10 | 87.8°F | July 05 | 88.0°F |
| July 09 | 87.6°F | July 04 | 88.0°F |
When is the Warmest Sea for Hong Kong?
According to our data for the last three years for Hong Kong the highest average sea water temperature was in July, August and September.
Average Water Temperature by Month, °F
Sea Water Temperature in July
The average sea surface temperature in July 2025 for Hong Kong was 88.4°F. The maximum and minimum values were 87.4°F and 89.8°F respectively.
Sea Water Temperature in August
The average sea surface temperature in August 2025 for Hong Kong was 87.6°F. The maximum and minimum values were 86.8°F and 88.4°F respectively.
Sea Water Temperature in September
The average sea surface temperature in September 2025 for Hong Kong was 88.3°F. The maximum and minimum values were 85.6°F and 90.0°F respectively.
China Resorts:
NAME
F°
| Beidaihe |  |
+90 |
| Beijing |  |
+98 |
| Dadunhai |  |
+86 |
| Dalian |  |
+78 |
| Guangzhou | |
+92 |
| Hainan | |
+82 |
| Hong Kong | |
+82 |
| Qinhuangdao | |
+90 |
| Quingdao |  |
+86 |
| Sanya | |
+86 |
| Shanghai | |
+100 |
| Shenzhen |  |
+82 |
| Weihai | |
+78 |
| Yalong Bay | |
+86 |
| Yantai | |
+78 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Hong Kong
Local time: 14:45
14 jul, tuesday
| 1500 |  |
82°F | NE 12 mph |
| 1800 | |
82°F | NE 11 mph |
| 2100 | |
82°F | NE 11 mph |
15 jul, wednesday
| 0000 |  |
82°F | N 14 mph |
| 0300 | |
82°F | NE 12 mph |
| 0600 | |
82°F | N 11 mph |
| 0900 | |
82°F | N 11 mph |
| 1200 | |
82°F | NE 9 mph |