All data are in degrees Fahrenheit

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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.
Sea temperature in Oslo now

62.0

°F

August 13, 19:08

Trend:

decreasing

Yesterday:

62.6°F

Tomorrow:

62.0°F

Sunrise:

05:26

Sunset:

21:17

Day Length:

15 h. 51 min.

Oslo in August

Minimum:

34.1°F

Average:

37.0°F

Maximum:

39.6°F

Sea water temperature in Oslo today

As of now, in Oslo, the water temperature is 62.0°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 3.5°F lower 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 stay about the same.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 68.8°F on 2020, while the historical minimum was 63.2°F on 2016.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 62.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Oslo

Date Current Year

actual* / forecast**

last year 10 years average
Jul 30 63.0°F 71.7°F 67.3°F
Jul 31 63.4°F 68.2°F 67.0°F
Aug 1 63.6°F 67.6°F 67.0°F
Aug 2 63.9°F 67.0°F 66.5°F
Aug 3 63.0°F 69.3°F 66.5°F
Aug 4 63.1°F 69.2°F 66.4°F
Aug 5 63.5°F 69.0°F 66.3°F
Aug 6 63.2°F 68.6°F 66.5°F
Aug 7 63.8°F 68.1°F 66.3°F
Aug 8 63.0°F 67.6°F 66.1°F
Aug 9 62.5°F 67.3°F 65.8°F
Aug 10 62.1°F 66.9°F 65.4°F
Aug 11 62.4°F 66.5°F 65.0°F
Aug 12 62.6°F 65.2°F 65.2°F
Aug 13 62.0°F 65.2°F 65.5°F
Aug 14 62.0°F 66.1°F 65.5°F
Aug 15 62.2°F 66.1°F 65.7°F
Aug 16 62.0°F 66.6°F 65.5°F
Aug 17 62.1°F 66.5°F 65.6°F
Aug 18 62.5°F 65.6°F 66.0°F
Aug 19 62.2°F 66.8°F 65.8°F
Aug 20 62.3°F 66.8°F 65.8°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.