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 47.6°F. The highest and lowest sea temperatures during the month were 50.7°F and 44.1°F.

Monthly sea water temperature in Dalian, °F

Which China resorts have warmest sea in December?

Place name December 2025 December 2024
Sanya 77.5°F 77.0°F
Dadunhai 77.5°F 77.0°F
Yalong Bay 77.3°F 76.5°F
Tainan 76.4°F 74.9°F
Hainan 73.1°F 72.1°F
Haikou 72.4°F 71.3°F
Taipei 70.2°F 69.4°F
Taichung  70.2°F 69.7°F
Hong Kong 69.9°F 68.9°F
Shenzhen 69.8°F 68.3°F
Guangzhou 68.8°F 67.8°F
Macau 68.5°F 66.7°F
Zhuhai 68.4°F 66.3°F
Beihai 67.8°F 67.1°F
Xiamen 66.4°F 64.4°F
Ningbo 58.3°F 55.8°F
Nantong 58.1°F 56.2°F
Hangzhou 57.4°F 54.4°F
Shanghai 56.8°F 54.1°F
Quingdao 51.3°F 50.6°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 13.5 mph
November 13.0 mph
January 12.4 mph

Dalian on a weather map

Dalian
+45°F
N 16 mph
Feels like: +37°F
Precip.: 0%
Places in China:
Name
°F
+36°F
+66°F
+72°F
+68°F
+45°F
+68°F
+32°F
+68°F
+70°F
+63°F
+52°F
+48°F
+54°F
+66°F
+68°F
24 Hours Forecast
Dalian
Local time: 00:38
December 19, friday
0300
45°F
N
17 mph
0600
45°F
N
14 mph
0900
46°F
N
14 mph
1200
50°F
NE
12 mph
1500
50°F
E
8 mph
1800
46°F
SE
7 mph
2100
43°F
S
9 mph
December 20, saturday
0000
39°F
S
25 mph

Best place for vacation:

Units of measurement: °C / °F