In October, the weather in Sumon U-Shynaansky is typically cold. Average daily high temperature in October is about zero. On average, Sumon U-Shynaansky has 10 cloudy, 8 rainy, 6 snowy, 5 sunny, and 2 partly cloudy days in October. The rains are usually light. October as well as January, February, April, and May is considered the most uncomfortable time to visit Sumon U-Shynaansky.