January in Reims is the coldest month of the year. In January, the weather in Reims is typically cold. Average daily high temperature in January is about 4 degrees above zero. On average, Reims has 17 rainy, 7 cloudy, 5 sunny, and 2 partly cloudy days in January. The rains are usually moderate. January as well as February, November, and December is considered the most uncomfortable time to visit Reims.