Swimming in Oslo in august 2025: Average sea temperature in august and tide times in august 2025
Average sea temperature in Oslo in august 2025.
In august, according to seasonal norms, the sea temperature in Oslo is:
Minimum: 61°F
Average: 65°F
Maximum: 69°F
Other useful seasonal weather averages in august:
- Outside temperature: 55°F to 66°F
- Most common weather: "Moderate rain at times"
- The wind blows at 8.1mph
- It rains a total of 6.4in, over 10 day(s).
Should we swim in Oslo in august?
Yes... and no. The water temperature in Oslo in august is cool
Swimming in august on the beaches of Oslo is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 69°F, it can also be as low as 61°F! Note that the average is 65°F.
Note also that in august, the climate is good with an average outside temperature of 60°F, 6.4in of precipitation (over 10 days) and 85.72 % humidity.
Water and normal seasonal temperatures in Oslo in august
| August | |||
| Average sea temperature | 65°F | ||
| Minimum sea temperature | 61°F | ||
| Maximum sea temperature | 69°F | ||
| Average outside temperature | 61°F | ||
| Maximum outside temperature | 67°F | ||
| Minimum outside temperature | 56°F | ||
| Wind speed | 8.1mph | ||
| Wind temperature | 56°F | ||
| Precipitation | 6.4in | ||
| Number of days of rain | 10 jour(s) (32%) | ||
| Humidity | 86% | ||
| Visibility in kilometers | 8.27km | ||
| Cloud cover | 50% | ||
| Our opinion | cool swimming |
Chart of the tides in august 2025
Tide times in august 2025 in Oslo
Swim elsewhere in Norway in august
| City | Average T° | Min. T° | Max. T° | Our opinion | Bergen in august | 60°F | 66°F | cold swimming | Lofoten in august | 55°F | 59°F | freezing swimming | Stavanger in august | 63°F | 67°F | cold swimming | Trondheim in august | 59°F | 64°F | freezing swimming | Ålesund in august | 58°F | 63°F | freezing swimming | Bodø in august | 56°F | 60°F | freezing swimming | Flekkefjord in august | 64°F | 68°F | cool swimming | Kristiansand in august | 65°F | 68°F | cool swimming | Narvik in august | 55°F | 59°F | freezing swimming | Rorvik in august | 57°F | 62°F | freezing swimming | Sandefjord in august | 66°F | 70°F | cool swimming | Steinkjer in august | 58°F | 63°F | freezing swimming |