Average sea water temperature in September:
+73.0°F
| Minimum sea water temperature in September: | 79.2°F |
| Maximum sea water temperature in September: | 66.2°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 74.0°F. The highest and lowest sea temperatures during the month were 77.7°F and 71.6°F.
Monthly sea water temperature in Dalian, °F
Which China resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Zhuhai | 84.7°F | 85.3°F |
| Shenzhen | 84.6°F | 85.0°F |
| Macau | 84.5°F | 85.0°F |
| Beihai | 84.4°F | 86.0°F |
| Guangzhou | 84.1°F | 84.8°F |
| Tainan | 84.0°F | 85.4°F |
| Hong Kong | 84.0°F | 84.5°F |
| Haikou | 83.5°F | 84.3°F |
| Xiamen | 83.2°F | 85.0°F |
| Hainan | 83.0°F | 84.5°F |
| Yalong Bay | 82.4°F | 84.2°F |
| Sanya | 82.3°F | 84.1°F |
| Dadunhai | 82.3°F | 84.1°F |
| Taichung | 81.7°F | 85.9°F |
| Shanghai | 81.7°F | 85.4°F |
| Ningbo | 81.2°F | 83.8°F |
| Taipei | 81.1°F | 85.1°F |
| Nantong | 80.9°F | 85.1°F |
| Suzhou | 80.8°F | 85.2°F |
| Hangzhou | 80.5°F | 84.0°F |
Best time for vacation in Dalian
Dalian on a weather map
Places in China:
Name
°F
24 Hours Forecast
Dalian
Local time: 13:16
October 26, monday
1500
59°F
S
16 mph
16 mph
1800
57°F
SE
14 mph
14 mph
2100
57°F
SE
11 mph
11 mph
October 27, tuesday
0000
57°F
SE
13 mph
13 mph
0300
59°F
SE
22 mph
22 mph
0600
52°F
S
22 mph
22 mph
0900
52°F
S
19 mph
19 mph
1200
52°F
SE
20 mph
20 mph
