October in Koryagma is the rainiest month of the year. In October, the weather in Koryagma is typically cold. Average daily high temperature in October is about 3 degrees above zero. On average, Koryagma has 18 rainy, 11 cloudy, and 2 snowy days in October. The rains are usually moderate. October as well as January, February, April, and September is considered the most uncomfortable time to visit Koryagma.