January in Clermont-Ferrand is the snowiest and the coldest month of the year. In January, the weather in Clermont-Ferrand is typically cold. Average daily high temperature in January is about 6 degrees above zero. On average, Clermont-Ferrand has 11 rainy, 7 cloudy, 7 partly cloudy, 5 sunny, and 1 snowy day in January. The rains are usually moderate. January as well as February, March, April, and November is considered the most uncomfortable time to visit Clermont-Ferrand.