Tromsø Weather in September

Cool, with regular rainfall. Average highs of 11°C and lows of 6°C, with around 18 rainy days expected throughout the month.

While September isn't our top-rated month for Tromsø, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.

Average high

11°C

Average low

6°C

Rainy days

18 days

Best months to visit

Year-round

What to do in Tromsø in September

Whatever the weather, Tromsø rewards curious visitors. Here are some of the best ways to spend your time:

Northern lights hunting with specialist guides Dog sledding across Arctic wilderness Whale watching (orca and humpback) Midnight sun hiking and photography Snowshoe trekking through boreal forests Arctic food experiences and traditional Sami culture

What to pack for September

Layer up — a mid-weight jacket, jumpers, and comfortable trousers. Waterproof shoes are recommended. Scarves and gloves may be useful in the evenings.