World Resorts Norway Oslo Weather

Oslo Sea Temperature in January

Average sea water temperature in January:
+36.3°F
Minimum sea water temperature in January: 42.8°F
Maximum sea water temperature in January: 28.8°F

Daily sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 40.5°F. The highest and lowest sea temperatures during the month were 42.8°F and 38.8°F.

Monthly sea water temperature in Oslo, °F

Which Norway resorts have warmest sea in January?

Place name January 2026 January 2025
Ålesund 45.3°F 43.7°F
Bergen 45.1°F 42.0°F
Stavanger 44.6°F 43.3°F
Trondheim 43.2°F 41.6°F
Tromse 41.3°F 39.7°F
Holmenkollen 40.6°F 36.2°F
Oslo 40.5°F 36.1°F

Best time for vacation in Oslo

Sunniest months:
June 11 days
May 11 days
July 11 days
Warmest months:
July 68.4 °F
August 65.4 °F
June 64.6 °F
Warmest sea temp:
July 65.7 °F
August 65.1 °F
June 60.3 °F
Coldest months:
January 25.0 °F
February 28.8 °F
December 29.0 °F
Rainiest months:
May 6 days
August 6 days
July 6 days
Windiest months:
May 6.4 mph
June 6.1 mph
April 6.0 mph

Oslo on a weather map

Current weather
22:12
Oslo
+30°F
W 2 mph
Feels like: +28°F
Precip.: 100%
Places in Norway:
Name
°F
Bergen
+37°F
Lillehammer
+18°F
Ålesund
+41°F
Oslo
+30°F
Stavanger
+43°F
Tromse
+19°F
Trondheim
+27°F
Flam
+14°F
Hemsedal
+16°F
Holmenkollen
+30°F
24 Hours Forecast
Oslo
Local time: 22:12
January 16, friday
0000
28°F
SW
2 mph
0300
30°F
SW
2 mph
0600
32°F
SW
3 mph
0900
32°F
W
3 mph
1200
34°F
N
10 mph
1500
37°F
N
14 mph
1800
39°F
N
16 mph
2100
37°F
N
11 mph
Units of measurement: °C / °F