What is the current water temperature in Oslo?

Q: What is the current water temperature in Oslo?

As of now, in Oslo, the water temperature is 18.08°C. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

Norway > Oslo

Water temperature in Oslo

Detailed information about the current water temperature in Oslo. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

64.5

°F

August 28, 21:52

Trend:

stable

Yesterday:

64.4°F

Tomorrow:

64.3°F

Sunrise:

06:02

Sunset:

20:34

Day Length:

14 h. 32 min.

Oslo in September

Minimum:

35.6°F

Average:

38.3°F

Maximum:

41.7°F

Sea water temperature in Oslo today

As of now, in Oslo, the water temperature is 64.5°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 0.3°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 66.8°F on 2019, while the historical minimum was 61.8°F on 2024.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 63.7°F, the minimum temperature may reach 63.4°F, and the maximum might stay at 64.3°F.

Daily water temperature in Oslo

Date	Current Year actual* / forecast**	last year	10 years average
Aug 14	61.7°F	66.1°F	65.1°F
Aug 15	61.7°F	66.1°F	65.3°F
Aug 16	64.2°F	66.6°F	65.4°F
Aug 17	65.2°F	66.5°F	65.6°F
Aug 18	64.0°F	65.6°F	65.8°F
Aug 19	64.0°F	66.8°F	65.6°F
Aug 20	63.6°F	66.8°F	65.6°F
Aug 21	64.7°F	67.0°F	65.7°F
Aug 22	63.8°F	65.9°F	65.0°F
Aug 23	63.9°F	64.9°F	65.2°F
Aug 24	63.5°F	63.9°F	64.7°F
Aug 25	62.6°F	64.4°F	64.6°F
Aug 26	63.9°F	63.7°F	64.6°F
Aug 27	64.4°F	63.7°F	64.4°F
Aug 28	64.5°F	63.5°F	64.2°F
Aug 29	64.3°F	63.5°F	64.0°F
Aug 30	63.9°F	63.3°F	63.5°F
Aug 31	63.9°F	63.2°F	63.6°F
Sep 1	63.4°F	62.8°F	63.1°F
Sep 2	63.5°F	63.2°F	63.2°F
Sep 3	63.4°F	64.2°F	63.1°F
Sep 4	63.4°F	64.7°F	63.0°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Oslo by month

In an average year, Oslo offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Oslo was recorded on July 28, 2018, reaching a 73.3°F. While the coldest temperature occurred on January 19, 2025, dipping to 32.0°F. The average readings by season are 37.3°F in Winter, 43.3°F in Spring, 64.4°F in Summer, and 53.3°F in Autumn.