World Resorts China Dalian Weather

Dalian Sea Temperature in December

Average sea water temperature in December:
+46.3°F
Minimum sea water temperature in December: 53.1°F
Maximum sea water temperature in December: 38.7°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 46.3°F. The highest and lowest sea temperatures during the month were 50.7°F and 42.8°F.

Monthly sea water temperature in Dalian, °F

Which China resorts have warmest sea in December?

Place name December 2025 December 2024
Sanya 77.2°F 77.0°F
Dadunhai 77.2°F 77.0°F
Yalong Bay 77.0°F 76.5°F
Tainan 76.6°F 74.9°F
Hainan 72.7°F 72.1°F
Haikou 71.8°F 71.3°F
Taichung  69.9°F 69.7°F
Taipei 69.7°F 69.4°F
Shenzhen 69.5°F 68.3°F
Hong Kong 69.3°F 68.9°F
Macau 68.4°F 66.7°F
Zhuhai 68.3°F 66.3°F
Guangzhou 68.3°F 67.8°F
Beihai 68.2°F 67.1°F
Xiamen 65.4°F 64.4°F
Ningbo 56.9°F 55.8°F
Nantong 56.8°F 56.2°F
Hangzhou 56.2°F 54.4°F
Shanghai 55.7°F 54.1°F
Suzhou 49.7°F 46.6°F

Best time for vacation in Dalian

Sunniest months:
March 22 days
September 21 days
October 21 days
Warmest months:
August 82.2 °F
July 80.6 °F
September 75.5 °F
Warmest sea temp:
August 77.8 °F
July 74.1 °F
September 73.0 °F
Coldest months:
January 31.0 °F
February 33.8 °F
December 35.9 °F
Rainiest months:
August 5 days
July 4 days
June 3 days
Windiest months:
December 13.4 mph
November 13.0 mph
January 12.4 mph

Dalian on a weather map

Dalian
+21°F
SW 6 mph
Feels like: +14°F
Precip.: 0%
Places in China:
Name
°F
+23°F
+66°F
+75°F
+70°F
+21°F
+70°F
+32°F
+70°F
+68°F
+70°F
+55°F
+39°F
+50°F
+66°F
+70°F
24 Hours Forecast
Dalian
Local time: 18:53
January 13, tuesday
2100
21°F
NW
4 mph
January 14, wednesday
0000
25°F
NW
7 mph
0300
27°F
N
8 mph
0600
30°F
N
9 mph
0900
34°F
N
10 mph
1200
39°F
N
12 mph
1500
39°F
N
9 mph
1800
37°F
NW
5 mph

Best place for vacation:

Units of measurement: °C / °F