January in Rodgau is the snowiest and the coldest month of the year. In January, the weather in Rodgau is typically cold. Average daily high temperature in January is about 3 degrees above zero. On average, Rodgau has 9 rainy, 9 partly cloudy, 8 cloudy, 4 sunny, and 1 snowy day in January. The rains are usually moderate. January as well as February, March, October, and November is considered the most uncomfortable time to visit Rodgau.