Tromsø Climate by Month
Tromsø, Troms, Norway
Cool summers and freezing winters, with rain spread through the year.
Tromsø has cool summers and freezing winters, with rain spread through the year. Afternoon highs range from 32°F (0°C) in February to 60°F (15°C) in July, and February nights average 25°F (-4°C). About 41 in (1034 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 60°F(15°C)
- Average high, July
- Coldest nights
- 25°F(-4°C)
- Average low, February
- Rain per year
- 41 in(1034 mm)
- No clear rainy season
- Humidity
- 73%
- Sunniest: June
Best and worst months in Tromsø
Best for weatherJuly is the best time for weather in Tromsø: highs near 60°F (15°C) and about 2.5 in (64 mm) of rain a month.
Least pleasantJanuary and February are the least pleasant; January is the coldest, with highs of only 33°F (1°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in July.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Tromsø weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 33°F(1°C) | 25°F(-4°C) | 4.4 in(111 mm) | 74% | 0.0 |
| FebFebruary | 32°F(0°C) | 25°F(-4°C) | 3.4 in(87 mm) | 76% | 0.5 |
| MarMarch | 35°F(2°C) | 27°F(-3°C) | 3.4 in(86 mm) | 68% | 1.6 |
| AprApril | 40°F(4°C) | 32°F(0°C) | 2.5 in(63 mm) | 70% | 3.5 |
| MayMay | 48°F(9°C) | 39°F(4°C) | 2.3 in(58 mm) | 62% | 4.5 |
| JunJune | 55°F(13°C) | 46°F(8°C) | 2.1 in(54 mm) | 65% | 5.0 |
| JulJulyBest | 60°F(15°C) | 50°F(10°C) | 2.5 in(64 mm) | 75% | 4.7 |
| AugAugust | 59°F(15°C) | 48°F(9°C) | 3.3 in(84 mm) | 79% | 3.2 |
| SepSeptember | 52°F(11°C) | 43°F(6°C) | 4.3 in(109 mm) | 81% | 1.7 |
| OctOctober | 44°F(7°C) | 36°F(2°C) | 4.4 in(111 mm) | 84% | 0.6 |
| NovNovember | 39°F(4°C) | 32°F(0°C) | 3.8 in(96 mm) | 71% | 0.1 |
| DecDecember | 36°F(2°C) | 28°F(-2°C) | 4.4 in(111 mm) | 65% | 0.0 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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