January weather forecast in Bismarck

January in Bismarck is the snowiest and the most freezing month of the year. In January, the weather in Bismarck is typically freezing. Average daily high temperature in January is about 5 degrees below zero. On average, Bismarck has 10 partly cloudy, 9 sunny, 7 cloudy, and 5 snowy days in January. The snowfalls are usually light.