October · Norway
Best time to visit Tromso in October Weather, crowds & prices
Weather in Tromso in October
Average temperature 2°C, 143 mm of rain, about 5 days with 6+ hours of sunshine and 91% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
October score
3.2/10
Ranked #8 of 12 months
- Avg temp
- 2°C
- Rainfall
- 143 mm
- Humidity
- 91%
- Days with 6h+ sun
- 5
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
October in Tromso scores 3.2/10 for nature and wildlife travel - ranked #8 of 12. Expect around 2°C, 143 mm of rain, and roughly 5 days with 6+ hours of sunshine this month.
Tromsø sits on an island inside the Arctic Circle, with the Arctic Cathedral across the water and the Fjellheisen cable car rising above the city.
October in Tromso — off-season conditions
At 2°C (36°F) this is proper winter weather in October: layer up and split the day between outdoor highlights and indoor stops.
143 mm of rain signals a properly wet month, with only about 5 days with 6+ hours of sunshine to count on — build indoor options into the schedule.
That is 3.2/10 on the same scale — 8th of 12 months, versus 8.7/10 for the best month here.
Pack insulated layers, a windproof shell, gloves and boots with grip, a proper rain shell rather than an umbrella, footwear you can get muddy.
Expect low-season pricing, and crowds are light for this destination.
If your dates are flexible, June is materially better in Tromso — 5.5 points higher on the same scale.
Frequently asked
- What is the weather like in Tromso in October?
- In October, Tromso averages 2°C, 143 mm of rain, and about 5 days with 6+ hours of sunshine. Its climate-comfort score is 3.2/10.
- Is October a good time to visit Tromso?
- October earns a 3.2/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Tromso in October?
- Expect about 143 mm of rain in October. Average humidity is 91% and there are about 5 days with 6+ hours of sunshine.
Curated in Tromso
Tickets & experiences
Things to do in Tromso
Tromso, Norway. Live activities and tours from GetYourGuide, matched to this destination.