All data are in degrees Fahrenheit

en

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

42.2

°F

May 15, 08:47

Trend:

increasing

Yesterday:

42.2°F

Tomorrow:

42.5°F

Sunrise:

01:45

Sunset:

23:42

Day Length:

21 h. 57 min.

Tromsø in May

Minimum:

38.0°F

Average:

40.6°F

Maximum:

42.7°F

Sea water temperature in Tromsø today

As of now, in Tromsø, the water temperature is 42.2°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 1.1°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 43.1°F on 2016, while the historical minimum was 39.8°F on 2022.

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 42.9°F, with minimum temperature starting at 42.5°F, while the maximum might reach 43.2°F.

Daily water temperature in Tromsø

Date Current Year

actual* / forecast**

last year 10 years average
May 1 41.4°F 40.0°F 40.0°F
May 2 41.5°F 41.8°F 40.2°F
May 3 41.4°F 41.6°F 40.3°F
May 4 41.4°F 41.3°F 40.3°F
May 5 41.2°F 41.9°F 40.3°F
May 6 40.9°F 41.6°F 40.3°F
May 7 41.1°F 41.4°F 40.2°F
May 8 41.0°F 41.3°F 40.3°F
May 9 40.8°F 41.2°F 40.2°F
May 10 41.2°F 41.3°F 40.4°F
May 11 42.9°F 41.6°F 40.6°F
May 12 43.3°F 42.1°F 41.1°F
May 13 43.0°F 43.1°F 41.3°F
May 14 42.2°F 42.4°F 41.1°F
May 15 42.2°F 42.4°F 41.2°F
May 16 42.5°F 42.4°F 41.4°F
May 17 42.7°F 42.4°F 41.6°F
May 18 42.9°F 42.4°F 41.8°F
May 19 42.9°F 42.3°F 41.8°F
May 20 42.9°F 43.3°F 41.9°F
May 21 43.0°F 43.3°F 42.0°F
May 22 43.2°F 42.8°F 42.1°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 39.7°F in Winter, 39.2°F in Spring, 49.1°F in Summer, and 47.1°F in Autumn.