January weather forecast in Ullensaker

January in Ullensaker is the snowiest and the most freezing month of the year. In January, the weather in Ullensaker is typically freezing. Average daily high temperature in January is about 2 degrees below zero. On average, Ullensaker has 16 snowy, 8 cloudy, 5 sunny, and 2 partly cloudy days in January. The snowfalls are usually moderate.