September in Pevek is the rainiest and the windiest month of the year. In September, the weather in Pevek is typically cold. Average daily high temperature in September is about 4 degrees above zero. On average, Pevek has 9 partly cloudy, 8 cloudy, 7 rainy, and 6 sunny days in September. The rains are usually light. September as well as January, February, March, and April is considered the most uncomfortable time to visit Pevek.