Current Sea Water Temperature:
+65.6°F
| Maximum Sea Water Temperature in August: | 74.8°F |
| Minimum Sea Water Temperature in August: | 62.2°F |
| Average water temperature in August: | 66.7°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| August 19 | 65.6°F | August 14 | 63.0°F |
| August 18 | 65.6°F | August 13 | 63.4°F |
| August 17 | 67.0°F | August 12 | 64.0°F |
| August 16 | 65.8°F | August 11 | 63.8°F |
| August 15 | 63.0°F | August 10 | 63.4°F |
When is the Warmest Sea for Oslo?
According to our data for the last three years for Oslo the highest average sea water temperature was in July, August and June.
Average Water Temperature by Month, °F
Sea Water Temperature in July
The average sea surface temperature in July 2026 for Oslo was 68.6°F. The maximum and minimum values were 64.6°F and 74.4°F respectively.
Sea Water Temperature in August
The average sea surface temperature in August 2026 for Oslo was 64.6°F. The maximum and minimum values were 63.0°F and 67.0°F respectively.
Sea Water Temperature in June
The average sea surface temperature in June 2026 for Oslo was 62.3°F. The maximum and minimum values were 57.0°F and 70.0°F respectively.
Norway Resorts:
NAME
F°
| Ålesund |  |
+54 |
| Bergen |  |
+58 |
| Flam | |
+50 |
| Hemsedal |  |
+44 |
| Holmenkollen |  |
+64 |
| Lillehammer | |
+60 |
| Oslo | |
+68 |
| Stavanger | |
+56 |
| Tromse | |
+56 |
| Trondheim | |
+52 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Oslo
Local time: 14:35
19 aug, wednesday
| 1500 |  |
68°F | NW 3 mph |
| 1800 |  |
62°F | SE 1 mph |
| 2100 | |
56°F | NE 2 mph |
20 aug, thursday
| 0000 | |
52°F | N 1 mph |
| 0300 |  |
50°F | NE 1 mph |
| 0600 | |
48°F | SW 1 mph |
| 0900 | |
54°F | W 2 mph |
| 1200 | |
62°F | N 4 mph |