January weather forecast in Fond Du Lac

January in Fond Du Lac is the snowiest and the most freezing month of the year. In January, the weather in Fond Du Lac is typically freezing. Average daily high temperature in January is about 3 degrees below zero. On average, Fond Du Lac has 9 cloudy, 9 partly cloudy, 8 sunny, and 5 snowy days in January. The snowfalls are usually light.