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 11.68°C. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration.

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.

53.0

°F

October 10, 22:37

Trend:

decreasing

Yesterday:

53.9°F

Tomorrow:

52.5°F

Sunrise:

07:43

Sunset:

18:24

Day Length:

10 h. 41 min.

Oslo in October

Minimum:

35.6°F

Average:

38.0°F

Maximum:

41.9°F

Sea water temperature in Oslo today

As of now, in Oslo, the water temperature is 53.0°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 0.2°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 fall a bit.

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 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 55.2°F on 2020, while the historical minimum was 50.5°F on 2015.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 51.9°F, the minimum temperature may reach 51.3°F, and the maximum might stay at 52.5°F.

Daily water temperature in Oslo

Date	Current Year actual* / forecast**	last year	10 years average
Sep 26	57.7°F	58.7°F	57.8°F
Sep 27	56.6°F	58.3°F	57.5°F
Sep 28	56.6°F	57.2°F	57.3°F
Sep 29	56.5°F	56.8°F	57.1°F
Sep 30	56.3°F	56.7°F	56.8°F
Oct 1	57.1°F	56.5°F	56.6°F
Oct 2	56.8°F	55.2°F	56.2°F
Oct 3	56.7°F	55.2°F	56.2°F
Oct 4	56.5°F	54.9°F	55.9°F
Oct 5	56.3°F	54.7°F	55.7°F
Oct 6	54.2°F	55.3°F	55.1°F
Oct 7	55.1°F	54.2°F	54.5°F
Oct 8	54.3°F	53.6°F	54.0°F
Oct 9	53.9°F	53.0°F	53.6°F
Oct 10	53.0°F	52.4°F	53.2°F
Oct 11	52.5°F	52.7°F	52.7°F
Oct 12	52.2°F	52.6°F	52.4°F
Oct 13	52.1°F	52.2°F	52.3°F
Oct 14	51.8°F	51.7°F	52.0°F
Oct 15	51.9°F	50.8°F	52.1°F
Oct 16	51.3°F	50.2°F	51.5°F
Oct 17	51.6°F	50.4°F	51.9°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 37.2°F in Winter, 43.3°F in Spring, 64.1°F in Summer, and 53.2°F in Autumn.