February in Fairfield is the windiest month of the year. In February, the weather in Fairfield is typically cold. Average daily high temperature in February is about 2 degrees above zero. On average, Fairfield has 9 rainy, 8 sunny, 7 partly cloudy, 4 cloudy, and 1 snowy day in February. The rains are usually heavy. February as well as January, March, and December is considered the most uncomfortable time to visit Fairfield.