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 4.29°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.

39.7

°F

January 28, 01:15

Trend:

stable

Yesterday:

39.7°F

Tomorrow:

40.0°F

Sunrise:

08:41

Sunset:

16:21

Day Length:

7 h. 40 min.

Oslo in February

Minimum:

34.1°F

Average:

37.8°F

Maximum:

40.7°F

Sea water temperature in Oslo today

As of now, in Oslo, the water temperature is 39.7°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 3.5°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 rise 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 41.1°F on 2021, while the historical minimum was 32.0°F on 2023.

latest data

last year

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 40.4°F, with minimum temperature starting at 40.0°F, while the maximum might reach 41.0°F.

Daily water temperature in Oslo

Date	Current Year actual* / forecast**	last year	10 years average
Jan 14	40.8°F	38.5°F	38.5°F
Jan 15	40.7°F	35.0°F	38.4°F
Jan 16	40.0°F	34.9°F	37.5°F
Jan 17	40.1°F	33.5°F	37.3°F
Jan 18	40.2°F	32.8°F	37.2°F
Jan 19	39.8°F	32.0°F	36.9°F
Jan 20	39.4°F	32.0°F	37.0°F
Jan 21	39.1°F	32.1°F	37.0°F
Jan 22	38.5°F	32.5°F	37.0°F
Jan 23	37.1°F	32.0°F	35.7°F
Jan 24	36.7°F	32.0°F	36.2°F
Jan 25	36.5°F	32.2°F	36.1°F
Jan 26	40.7°F	35.2°F	36.9°F
Jan 27	39.7°F	37.3°F	36.3°F
Jan 28	39.7°F	37.2°F	36.3°F
Jan 29	40.0°F	37.2°F	36.6°F
Jan 30	41.0°F	39.7°F	37.5°F
Jan 31	40.6°F	39.4°F	37.1°F
Feb 1	40.4°F	38.9°F	36.9°F
Feb 2	40.3°F	38.4°F	36.9°F
Feb 3	40.1°F	38.0°F	36.7°F
Feb 4	40.2°F	37.8°F	36.8°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, 43.4°F in Spring, 64.5°F in Summer, and 53.3°F in Autumn.