Tromsø weather in September (Troms, Norway)

Planning a trip to Tromsø in September? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In September, Tromsø generally has low temperatures and high rainfall. Throughout the daytime, temperatures often hover around 12°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 5°C.

Tromsø in September usually receives high rainfall, averaging around 141 mm for the month. With this being the wettest month, keeping an umbrella on hand might save you from getting wet from a sudden shower. Based on our climate data of the past 30 years, about 21 days of rain are anticipated.

The city usually sees around 92 hours of sunlight, indicating fewer sunny days.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Tromsø. July and August generally stand out with the best circumstances. While January, February, March, April, May, June, September, October, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Tromsø climate page with graphs.

 

Tromsø, monthly averages in September

Min TemperatureMin Temperature 5°C  
Max TemperatureMax Temperature 12°C  
Chance of RainChance of Rain 70%  
PrecipitationPrecipitation 141 mm  
Rainy daysRainy days 21 days  
SunshineSunshine 92 hours  
Percentage SunshinePercentage Sunshine  

Where to go in Norway in September

Find out more about the weather in Norway in September and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Tromsø in September?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming
4/10
Cycling
5/10
Walking
5/10
Camping
3/10
Outdoor sports
5/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Tromsø.

Our site offers climate and forecast data for every country in the world. Are you going to Norway? On this website you can find historical weather averages for many cities in Norway. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.