December in Colmar is the rainiest, the windiest, and the cloudiest month of the year. In December, the weather in Colmar is typically cold. Average daily high temperature in December is about 4 degrees above zero. On average, Colmar has 18 rainy, 7 cloudy, 4 sunny, and 2 partly cloudy days in December. The rains are usually moderate. December as well as January, February, April, and November is considered the most uncomfortable time to visit Colmar.