Measurements:
°C
°F
Dalian
54°F
S 8 mph
Feels like: 52°F
Precip: 17%
World Resorts China Dalian Weather

Dalian Sea Water Temperature

Current Sea Water Temperature:
+67.6°F
Maximum Sea Water Temperature in October: 75.2°F
Minimum Sea Water Temperature in October: 59.2°F
Average water temperature in October: 66.3°F

Sea Water Temperature for the Last 10 Days:

October 20 67.6°F October 15 70.4°F
October 19 68.6°F October 14 70.0°F
October 18 68.8°F October 13 69.6°F
October 17 69.0°F October 12 70.4°F
October 16 70.0°F October 11 70.8°F

When is the Warmest Sea for Dalian?

According to our data for the last three years for Dalian the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Dalian was 84.9°F. The maximum and minimum values were 82.0°F and 89.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Dalian was 78.8°F. The maximum and minimum values were 73.0°F and 86.2°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Dalian was 76.7°F. The maximum and minimum values were 74.0°F and 80.8°F respectively.

Best Time to Visit Dalian
The most sunny months:
October 21 days
March 21 days
April 21 days
The most warm months:
August 85.8 °F
July 84.0 °F
September 78.4 °F
Warmest sea temperature:
August 81.2 °F
July 76.9 °F
September 75.6 °F
The most cold months:
January 28.6 °F
February 32.1 °F
December 34.3 °F
The most rainy months:
August 5 days
July 4 days
May 2 days
The most windy months:
December 13 mph
November 12 mph
January 12 mph

Dalian on the Weather Map

China Resorts:
NAME
F°
Beidaihe +46
Beijing +52
Dadunhai +84
Dalian +54
Guangzhou +96
Hainan +82
Hong Kong +84
Macau +86
Quingdao +66
Sanya +84
Shanghai +78
Shenzhen +86
Taipei +86
Weihai +62
Yalong Bay +84
24 Hours Weather Forecast
Dalian
Local time: 19:06
20 oct, tuesday
2100 50°F
S
20 mph
21 oct, wednesday
0000 50°F
S
19 mph
0300 52°F
SE
17 mph
0600 52°F
SE
19 mph
0900 52°F
SE
20 mph
1200 54°F
SE
19 mph
1500 54°F
SE
17 mph
1800 54°F
SE
11 mph

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