September in Vyatskie Polyani is the rainiest month of the year. In September, the weather in Vyatskie Polyani is typically warm. Average daily high temperature in September is about 14 degrees above zero. On average, Vyatskie Polyani has 14 rainy, 11 cloudy, 4 sunny, and 1 partly cloudy day in September. The rains are usually moderate. September as well as January, February, April, and October is considered the most uncomfortable time to visit Vyatskie Polyani.