January in Bayanaul is the most freezing month of the year. In January, the weather in Bayanaul is typically freezing. Average daily high temperature in January is about 13 degrees below zero. On average, Bayanaul has 11 cloudy, 11 partly cloudy, 8 sunny, and 1 snowy day in January. The snowfalls are usually light. January as well as February and December is considered the most uncomfortable time to visit Bayanaul.