January weather forecast in Fairfield

January in Fairfield is the snowiest, the windiest, the cloudiest, and the most freezing month of the year. In January, the weather in Fairfield is typically freezing. Average daily high temperature in January is about 2 degrees below zero. On average, Fairfield has 16 cloudy, 6 snowy, 5 sunny, and 4 partly cloudy days in January. The snowfalls are usually light.