In September, the weather in Yelgay is typically warm. Average daily high temperature in September is about 12 degrees above zero. On average, Yelgay has 13 rainy, 8 cloudy, 5 sunny, and 4 partly cloudy days in September. The rains are usually light. September as well as January, February, April, and October is considered the most uncomfortable time to visit Yelgay.