World Resorts Denmark Copenhagen Weather

Copenhagen Sea Temperature in December

Average sea water temperature in December:
+41.2°F
Minimum sea water temperature in December: 46.8°F
Maximum sea water temperature in December: 32.5°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 42.5°F. The highest and lowest sea temperatures during the month were 45.0°F and 38.7°F.

Monthly sea water temperature in Copenhagen, °F

Which Denmark resorts have warmest sea in December?

Place name December 2025 December 2024
Frederikshavn 45.8°F 44.3°F
Aarhus 43.5°F 42.1°F
Copenhagen 42.5°F 42.7°F
Odense 42.3°F 40.4°F
Esbjerg 42.2°F 41.6°F
Aalborg 41.6°F 39.2°F
Herning 41.6°F 40.5°F

Best time for vacation in Copenhagen

Sunniest months:
May 12 days
June 12 days
August 12 days
Warmest months:
July 68.8 °F
August 68.5 °F
June 65.8 °F
Warmest sea temp:
August 64.8 °F
July 64.1 °F
September 61.3 °F
Coldest months:
January 37.9 °F
February 38.2 °F
December 41.2 °F
Rainiest months:
July 4 days
August 4 days
December 3 days
Windiest months:
December 13.9 mph
January 13.9 mph
February 13.0 mph

Copenhagen on a weather map

Current weather
04:43
Copenhagen
+34°F
NW 13 mph
Feels like: +25°F
Precip.: 100%
Places in Denmark:
Name
°F
Copenhagen
+34°F
Odense
+34°F
Aalborg
+34°F
Aarhus
+36°F
Frederikshavn
+34°F
Herning
+34°F
Esbjerg
+39°F
24 Hours Forecast
Copenhagen
Local time: 04:43
January 13, tuesday
0600
34°F
NW
13 mph
0900
34°F
NW
14 mph
1200
36°F
NW
14 mph
1500
36°F
NW
14 mph
1800
37°F
NW
11 mph
2100
37°F
NW
12 mph
January 14, wednesday
0000
37°F
NW
16 mph
0300
37°F
NW
19 mph
Units of measurement: °C / °F