August in Sandane is the rainiest month of the year. In August, the weather in Sandane is typically warm. Average daily high temperature in August is about 16 degrees above zero. On average, Sandane has 20 rainy, 6 partly cloudy, 3 sunny, and 2 cloudy days in August. The rains are usually heavy. August as well as January, February, March, and April is considered the most uncomfortable time to visit Sandane.