In September, the weather in Gorno-Chuyskiy is typically cold. Average daily high temperature in September is about 6 degrees above zero. On average, Gorno-Chuyskiy has 25 rainy, 3 sunny, and 2 cloudy days in September. The rains are usually heavy. September as well as January, February, March, and May is considered the most uncomfortable time to visit Gorno-Chuyskiy.