Average monthly water temperature in Oslo, Norway

On this page you find the mean water temperature over the year in Oslo (Oslo County), Norway. Understand how water temperatures vary throughout the year.

In Oslo, cooler water temperatures are a year-round feature. The warmest month is July, averaging 16°C (61°F).

The coldest month, March, sees averages of 2°C (36°F). This does not make it a great month for visitors who enjoy swimming.

Oslo 3-Day Forecast

10-Day Forecast

More climate data for Oslo

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Oslo climate overview or explore weather in Norway.

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