Tromsø Water Temperature
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The coldest month is March with an average water temperature of 39.2°F / 4°C.
May is the driest at 1.1in / 27.4mm and December the wettest month with 4in / 100.6mm.
With an average air temperature of 53.4°F / 11.9°C, July is the warmest month in a year. January is the coldest with 11.8°F / -11.2°C average air temperature.
The Climate is described as Subarctic climate. Best time to Visit would be in June, July, August, September.
Tromsø Summary
| Description | Value | 
|---|---|
| Current water temperature | / | 
| Warmest Month Water Temperature: | August with 10.7°C / 51.3°F | 
| Coldest Month Water Temperature: | March with 4°C / 39.2°F | 
| Warmest Month Air Temperature: | July with 11.9°C / 53.4°F | 
| Coldest Month Air Temperature: | January with -11.2°C / 11.8°F | 
| Wettest Month: | December with 100.6mm / 4in | 
| Driest Month: | May with 27.4mm / 1.1in | 
| Highest Humidity | October with 89.6% | 
| Lowest Humidity | July with 79.4% | 
| Best Time to Visit: | June, July, August, September | 
| Climate Classification | Subarctic climate | 
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Tromsø water temperature by month
Norwegian Sea water temperature by month
| Max. Water
     Temperature (°C)  | 
    ø. Water
     Temperature (°C)  | 
    Min. Water
     Temperature (°C)  | 
    |
|---|---|---|---|
| 
         January  | 
        5.8 | 5.3 | 4.8 | 
| 
         February  | 
        4.8 | 4.4 | 4.1 | 
| 
         March  | 
        4.2 | 4.1 | 3.9 | 
| 
         April  | 
        4.8 | 4.3 | 4 | 
| 
         May  | 
        6.7 | 5.6 | 4.8 | 
| 
         June  | 
        8.7 | 7.6 | 6.7 | 
| 
         July  | 
        10.7 | 9.8 | 8.8 | 
| 
         August  | 
        11 | 10.6 | 10.2 | 
| 
         September  | 
        10.3 | 9.8 | 9.2 | 
| 
         October  | 
        9.2 | 8.5 | 7.8 | 
| 
         November  | 
        7.8 | 7.3 | 6.8 | 
| 
         December  | 
        6.9 | 6.3 | 5.8 | 
Norwegian Sea water temperature by month
| Max. Water
     Temperature (°F)  | 
    ø. Water
     Temperature (°F)  | 
    Min. Water
     Temperature (°F)  | 
    |
|---|---|---|---|
| 
         January  | 
        42.4 | 41.5 | 40.6 | 
| 
         February  | 
        40.6 | 39.9 | 39.4 | 
| 
         March  | 
        39.6 | 39.4 | 39 | 
| 
         April  | 
        40.6 | 39.7 | 39.2 | 
| 
         May  | 
        44.1 | 42.1 | 40.6 | 
| 
         June  | 
        47.7 | 45.7 | 44.1 | 
| 
         July  | 
        51.3 | 49.6 | 47.8 | 
| 
         August  | 
        51.8 | 51.1 | 50.4 | 
| 
         September  | 
        50.5 | 49.6 | 48.6 | 
| 
         October  | 
        48.6 | 47.3 | 46 | 
| 
         November  | 
        46 | 45.1 | 44.2 | 
| 
         December  | 
        44.4 | 43.3 | 42.4 | 
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Tromsø weather today & 14-day weather forecast
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Tromsø weather by month / climate table
Max. Temperature °C | ø. Temperature °C | Min. Temperature (°C) | 
     Precip. (mm)  | 
    
     Rainy Days (d)  | 
    
     Rel. Humidity (%)  | 
    |
|---|---|---|---|---|---|---|
| 
         January  | 
        -5.1 | -11.2 | -16.2 | 62.3 | 4 | 81.9% | 
| 
         February  | 
        -3.8 | -10.2 | -16.5 | 57.4 | 5 | 82.2% | 
| 
         March  | 
        -1.9 | -6.9 | -13.6 | 67.7 | 10 | 81.5% | 
| 
         April  | 
        3.4 | -1.5 | -7.2 | 35.8 | 10 | 81.9% | 
| 
         May  | 
        9 | 3.4 | -2.7 | 27.4 | 11 | 80.3% | 
| 
         June  | 
        12.1 | 7.7 | 3.2 | 68.8 | 12 | 79.5% | 
| 
         July  | 
        16 | 11.9 | 7.7 | 75.8 | 8 | 79.4% | 
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         August  | 
        15 | 10.8 | 6.7 | 74 | 8 | 81.7% | 
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         September  | 
        11.9 | 6.9 | 1.1 | 64.4 | 14 | 85.9% | 
| 
         October  | 
        5.6 | 0.6 | -6.1 | 68.3 | 0 | 89.6% | 
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         November  | 
        -0.5 | -5 | -10.5 | 57.9 | 7 | 86.7% | 
| 
         December  | 
        -3.4 | -8.6 | -14 | 100.6 | 9 | 83.4% | 
Max. Temperature °F | ø. Temperature °F | Min. Temperature (°F) | 
     Precip. (in)  | 
    
     Rainy Days (d)  | 
    
     Rel. Humidity (%)  | 
    |
|---|---|---|---|---|---|---|
| 
         January  | 
        22.8 | 11.8 | 2.8 | 2.5 | 4 | 81.9% | 
| 
         February  | 
        25.2 | 13.6 | 2.3 | 2.3 | 5 | 82.2% | 
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         March  | 
        28.6 | 19.6 | 7.5 | 2.7 | 10 | 81.5% | 
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         April  | 
        38.1 | 29.3 | 19 | 1.4 | 10 | 81.9% | 
| 
         May  | 
        48.2 | 38.1 | 27.1 | 1.1 | 11 | 80.3% | 
| 
         June  | 
        53.8 | 45.9 | 37.8 | 2.7 | 12 | 79.5% | 
| 
         July  | 
        60.8 | 53.4 | 45.9 | 3 | 8 | 79.4% | 
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         August  | 
        59 | 51.4 | 44.1 | 2.9 | 8 | 81.7% | 
| 
         September  | 
        53.4 | 44.4 | 34 | 2.5 | 14 | 85.9% | 
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         October  | 
        42.1 | 33.1 | 21 | 2.7 | 0 | 89.6% | 
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         November  | 
        31.1 | 23 | 13.1 | 2.3 | 7 | 86.7% | 
| 
         December  | 
        25.9 | 16.5 | 6.8 | 4 | 9 | 83.4% | 
Activities & POI in Tromsø
| Type of Activity | List | 
|---|---|
| Marina for Sailing, Boat adventures, fishing | Småbåthavna, Kai 10/11 | 
| Attraction | Roald Amundsen, Tromsø domkirke, Tromsdalen kirke, Elverhøy kirke, Fjellheisen øvre stasjon, Fjellheisen nedre stasjon, Vår Frue kirke, Skansen, Ropes Course |