December in Dusseldorf is the rainiest and the windiest month of the year. In December, the weather in Dusseldorf is typically cold. Average daily high temperature in December is about 6 degrees above zero. On average, Dusseldorf has 24 rainy, 4 cloudy, and 3 sunny days in December. The rains are usually moderate. December as well as January, February, March, and November is considered the most uncomfortable time to visit Dusseldorf.