All data are in degrees Fahrenheit

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Water temperature in Tromsø

Detailed information about the current water temperature in Tromsø. 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 Tromsø now

48.3

°F

October 25, 12:00

Trend:

stable

Yesterday:

46.9°F

Tomorrow:

48.3°F

Sunrise:

08:36

Sunset:

16:18

Day Length:

7 h. 42 min.

Tromsø in November

Minimum:

37.3°F

Average:

39.9°F

Maximum:

41.8°F

Sea water temperature in Tromsø today

As of now, in Tromsø, the water temperature is 48.3°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 2.1°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

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 48.8°F on 2024, while the historical minimum was 44.9°F on 2023.

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 maximum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 48.1°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Tromsø

Date Current Year

actual* / forecast**

last year 10 years average
Oct 11 49.0°F 49.2°F 47.4°F
Oct 12 48.9°F 49.0°F 47.3°F
Oct 13 48.8°F 48.9°F 47.2°F
Oct 14 48.7°F 49.0°F 47.1°F
Oct 15 49.2°F 49.1°F 47.1°F
Oct 16 48.1°F 48.3°F 47.0°F
Oct 17 46.9°F 49.0°F 47.0°F
Oct 18 46.3°F 48.7°F 46.9°F
Oct 19 47.4°F 49.4°F 47.0°F
Oct 20 47.9°F 48.3°F 47.0°F
Oct 21 48.2°F 48.3°F 46.9°F
Oct 22 48.2°F 49.1°F 46.8°F
Oct 23 47.4°F 48.6°F 46.7°F
Oct 24 46.9°F 48.2°F 46.4°F
Oct 25 48.3°F 48.8°F 46.3°F
Oct 26 48.3°F 49.1°F 46.2°F
Oct 27 48.1°F 48.6°F 46.0°F
Oct 28 48.1°F 49.4°F 46.0°F
Oct 29 48.1°F 49.0°F 46.1°F
Oct 30 48.0°F 48.7°F 45.9°F
Oct 31 47.9°F 47.6°F 45.8°F
Nov 1 48.1°F 47.7°F 46.0°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 Tromsø by month

In an average year, Tromsø offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Tromsø was recorded on August 2, 2020, reaching a 56.7°F. While the coldest temperature occurred on February 17, 2017, dipping to 32.0°F. The average readings by season are 39.6°F in Winter, 39.0°F in Spring, 49.0°F in Summer, and 47.0°F in Autumn.