September in Staryy Biser is the rainiest month of the year. In September, the weather in Staryy Biser is typically warm. Average daily high temperature in September is about 10 degrees above zero. On average, Staryy Biser has 21 rainy, 7 cloudy, and 2 sunny days in September. The rains are usually moderate. September as well as January, February, April, and October is considered the most uncomfortable time to visit Staryy Biser.