December in Duisburg is the rainiest, the windiest, and the cloudiest month of the year. In December, the weather in Duisburg is typically cold. Average daily high temperature in December is about 5 degrees above zero. On average, Duisburg has 24 rainy, 5 cloudy, and 2 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 Duisburg.