December in Essen is the rainiest and the windiest month of the year. In December, the weather in Essen is typically cold. Average daily high temperature in December is about 5 degrees above zero. On average, Essen has 25 rainy, 3 sunny, and 3 cloudy 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 Essen.