The temperatures in Kuusamo in September are quite cold with temperatures between 5°C and 11°C, warm clothes are a must.
You can expect rain for roughly half of the month of September in Kuusamo. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Please note that Kuusamo can expect a few days of snow in September.
Our weather forecast can give you a great sense of what weather to expect in Kuusamo in September 2026.
If you’re planning to visit Kuusamo in the near future, we highly recommend that you review the 14 day weather forecast for Kuusamo before you arrive.
Temperatures
11° / 5°
Rainy Days
8
Snowy Days
2
Dry Days
21
Rainfall
88
mm
Sun Hours
6.4
Hrs
