Current sea water temperature:
+44.6°F
| Minimum sea water temperature in December: | 53.1°F |
| Maximum sea water temperature in December: | 38.7°F |
| Average sea water temperature in December: | 46.3°F |
| more information | |
14 days
forecast
forecast
| Dalian |
monthly
weather
weather
| Dalian |
Sea water temperature for the last 10 days:
| December 17 | 44.6°F | December 12 | 48.0°F |
| December 16 | 44.1°F | December 11 | 47.7°F |
| December 15 | 45.7°F | December 10 | 48.0°F |
| December 14 | 46.2°F | December 9 | 47.8°F |
| December 13 | 48.0°F | December 8 | 47.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Dalian?
Based on the data about daily sea water temperature for the last three years the warmest sea in Dalian was noticed in August, July and September.
Monthly Sea Temperatures in Dalian, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 79.7°F. The highest and lowest sea temperatures during the month were 81.5°F and 77.7°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 77.5°F. The highest and lowest sea temperatures during the month were 81.1°F and 71.6°F.
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.
current
weather
weather
| Dalian |
weather in
December
December
| Dalian |
Best time for vacation in Dalian
Dalian on a weather map
Places in China:
Name
°F
24 Hours Forecast
Dalian
Local time: 05:40
December 18, thursday
0600
39°F
NE
11 mph
11 mph
0900
41°F
NE
11 mph
11 mph
1200
45°F
NE
11 mph
11 mph
1500
45°F
N
12 mph
12 mph
1800
45°F
N
12 mph
12 mph
2100
46°F
N
17 mph
17 mph
December 19, friday
0000
45°F
N
16 mph
16 mph
0300
45°F
N
16 mph
16 mph
