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:
2025
2024
2023
The average sea water temperature in September of 2025 was 75.3°F. The highest and lowest sea temperatures during the month were 78.1°F and 71.8°F.
Monthly sea water temperature in Dalian, °F
Which China resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Beihai | 86.0°F | 86.0°F |
| Taichung | 85.9°F | 86.0°F |
| Shanghai | 85.4°F | 85.0°F |
| Tainan | 85.4°F | 86.2°F |
| Zhuhai | 85.3°F | 85.4°F |
| Suzhou | 85.2°F | 84.6°F |
| Nantong | 85.1°F | 85.4°F |
| Taipei | 85.1°F | 85.0°F |
| Macau | 85.0°F | 85.4°F |
| Xiamen | 85.0°F | 84.0°F |
| Shenzhen | 85.0°F | 84.7°F |
| Guangzhou | 84.8°F | 85.5°F |
| Hong Kong | 84.5°F | 84.3°F |
| Hainan | 84.5°F | 85.5°F |
| Haikou | 84.3°F | 85.0°F |
| Yalong Bay | 84.2°F | 85.5°F |
| Sanya | 84.1°F | 85.5°F |
| Dadunhai | 84.1°F | 85.5°F |
| Hangzhou | 84.0°F | 83.6°F |
| Ningbo | 83.8°F | 83.4°F |
Best time for vacation in Dalian
Dalian on a weather map
Places in China:
Name
°F
24 Hours Forecast
Dalian
Local time: 13:17
December 05, friday
1500

43°F
NE
16 mph
16 mph
1800

41°F
NE
15 mph
15 mph
2100

43°F
NE
16 mph
16 mph
December 06, saturday
0000

43°F
NE
17 mph
17 mph
0300

43°F
NE
16 mph
16 mph
0600

43°F
NE
14 mph
14 mph
0900

45°F
NE
15 mph
15 mph
1200

48°F
E
17 mph
17 mph




























