January in Severomuysk is the sunniest and the most freezing month of the year. In January, the weather in Severomuysk is typically freezing. Average daily high temperature in January is about 21 degrees below zero. On average, Severomuysk has 18 partly cloudy, 6 sunny, 6 cloudy, and 1 snowy day in January. The snowfalls are usually light. January as well as February, March, May, and July is considered the most uncomfortable time to visit Severomuysk.