In September, the weather in Orsta-Volda is typically warm. Average daily high temperature in September is about 13 degrees above zero. On average, Orsta-Volda has 19 rainy, 5 cloudy, 3 sunny, and 3 partly cloudy days in September. The rains are usually heavy. September as well as January, February, March, and April is considered the most uncomfortable time to visit Orsta-Volda.