December in Bayanaul is the snowiest month of the year. In December, the weather in Bayanaul is typically freezing. Average daily high temperature in December is about 9 degrees below zero. On average, Bayanaul has 12 cloudy, 9 partly cloudy, 6 sunny, and 4 snowy days in December. The snowfalls are usually light. December as well as January and February is considered the most uncomfortable time to visit Bayanaul.