Best Time to Visit Tromso
Tromso is best visited April to November, when conditions are at their most settled.
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Average daily high and low temperatures (°C/°F). Bars show the daily range each month.
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| Month | High | Low | Rain | Sun/day | Rainy days | Rating |
|---|---|---|---|---|---|---|
| January | -2.2°C | -6.4°C | 151.8mm | 0.1h | 17 | 5/10 |
| February | -1.8°C | -6.1°C | 138.8mm | 1.4h | 18 | 5/10 |
| March | -0.4°C | -5.0°C | 174.1mm | 4.7h | 21 | 5/10 |
| April Best | 2.3°C | -2.2°C | 123.7mm | 7.0h | 19 | 7/10 |
| May Best | 6.8°C | 1.3°C | 130.0mm | 9.0h | 17 | 9/10 |
| June Best | 14.2°C | 7.7°C | 76.9mm | 12.1h | 15 | 10/10 |
| July Best | 16.8°C | 10.5°C | 143.5mm | 11.4h | 15 | 9/10 |
| August Best | 15.4°C | 9.7°C | 147.5mm | 8.0h | 20 | 9/10 |
| September Best | 10.5°C | 5.9°C | 147.6mm | 4.8h | 20 | 9/10 |
| October Best | 4.5°C | 0.1°C | 106.1mm | 2.8h | 17 | 7/10 |
| November Best | 0.1°C | -3.9°C | 85.6mm | 0.4h | 14 | 8/10 |
| December | -3.1°C | -7.7°C | 66.5mm | 0.0h | 10 | 6/10 |
Tromso Climate
Tromso has a alpine climate — cool summers and cold winters at high altitude. Check the annual climate overview for Tromso for the full year picture.
Counting down to your trip? Use our holiday countdown timer at LeftToTime to track the days. Owners often keep a Tromso travel guide to hand for planning on the go. Check clothing sizes in Norway at 247Sizing before you shop.
Frequently Asked Questions
What is the best month to visit Tromso?
The best month to visit Tromso is April, when temperatures average 2.3°C and conditions score 7/10 for comfort.
What is the weather like in Tromso in April?
April in Tromso is very cold, with average highs of 2.3°C and lows of -2.2°C. It is fairly wet (19 rainy days on average), with roughly 7.0 hours of sunshine a day. This is peak season for good reason — conditions are close to ideal.
When is rainy season in Tromso?
Tromso does not have a distinct rainy season — rainfall is spread relatively evenly through the year.
Is Tromso good to visit in winter?
Winter (December, January, February) averages -2.2°C highs and rates 5/10 — it can work, but April to November is more reliable.
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.