August in Salla is the sunniest month of the year. In August, the weather in Salla is typically warm. Average daily high temperature in August is about 14 degrees above zero. On average, Salla has 17 rainy, 6 sunny, 5 cloudy, and 3 partly cloudy days in August. The rains are usually moderate. August as well as January, April, May, and June is considered the most uncomfortable time to visit Salla.