In September, the weather in Zaozersk is typically warm. Average daily high temperature in September is about 9 degrees above zero. On average, Zaozersk has 16 cloudy, 11 rainy, 2 sunny, and 1 partly cloudy day in September. The rains are usually moderate. September as well as April, May, June, and July is considered the most uncomfortable time to visit Zaozersk.