January in Severobaykalsk is the sunniest and the most freezing month of the year. In January, the weather in Severobaykalsk is typically freezing. Average daily high temperature in January is about 21 degrees below zero. On average, Severobaykalsk has 9 snowy, 9 sunny, 8 partly cloudy, and 5 cloudy days in January. The snowfalls are usually light. January as well as February, September, November, and December is considered the most uncomfortable time to visit Severobaykalsk.