In September, the weather in Zelenogradskiy is typically warm. Average daily high temperature in September is about 14 degrees above zero. On average, Zelenogradskiy has 14 rainy, 12 cloudy, and 4 sunny days in September. The rains are usually moderate. September as well as January, March, April, and October is considered the most uncomfortable time to visit Zelenogradskiy.