In September, the weather in Cholpon-Ata is typically cold. Average daily high temperature in September is about 9 degrees above zero. On average, Cholpon-Ata has 21 rainy, 4 partly cloudy, 3 cloudy, and 2 sunny days in September. The rains are usually heavy. September as well as April, May, June, and July is considered the most uncomfortable time to visit Cholpon-Ata.