Tromso weather in September
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Tromso September weather at a glance
In September, Tromso averages 11°C, with typical highs of 14.1°C and lows of 7.9°C. The historical average is 12 wet days and 82% humidity.
Tromso September temperature & humidity
Tromso September rain & wet days
Pack a compact umbrella. Keep an indoor stop available between outdoor activities.
What to wear in Tromso in September
Wear long sleeves with a light jacket or cardigan that is easy to remove during the day. Showers are possible, so a compact umbrella is useful.
- DaytimeLong sleeves and a light jacket · average high 14.1°C
- Morning & eveningLong sleeves with a jacket or cardigan · average low 7.9°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Tromso September sunrise & sunset times
2026 September · Local time (Europe/Oslo)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-09-01 | 05:01 | 20:25 | 15h 24m |
| 2026-09-15 | 05:57 | 19:20 | 13h 23m |
| 2026-09-30 | 06:55 | 18:11 | 11h 17m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
Tromso travel updates
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Today’s weather and forecast
Check temperature, rain and wind in Windy.
Forecast · Windy. Monthly averages are in the Temperature section.
Tromso news search
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Tromso city map
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Tromso travel essentials
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Best months to visit Tromso
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
September weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Tromso weather like in September?
In September, Tromso averages 11°C, with typical highs of 14.1°C and lows of 7.9°C. The historical average is 12 wet days and 82% humidity. Our weather-comfort rating for this month is challenging.
Does it rain a lot in Tromso in September?
There are about 12 wet days in September. A compact umbrella is still useful.
What should I wear in Tromso in September?
Wear long sleeves with a light jacket or cardigan that is easy to remove during the day. Showers are possible, so a compact umbrella is useful.
What are the best months to visit Tromso?
No months meet the A or B threshold in our temperature-and-precipitation score. Compare the monthly values with your planned activities.
Where can I check Tromso weather in September in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in Tromso in September?
On 2026-09-15, calculated sunrise is 05:57 and sunset is 19:20 in local time (Europe/Oslo). Times vary by date and terrain.
Tromso weather by month
More Europe destinations in September
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations