September in Saariselkä is the cloudiest month of the year. Average daily high temperature in September is about 9 degrees above zero. On average, Saariselkä has 12 rainy, 9 cloudy, 7 partly cloudy, and 2 sunny days in September. The rains are usually moderate. September as well as January, February, April, and May is considered the most uncomfortable time to visit Saariselkä.