January in Donaueschingen is the snowiest and the coldest month of the year. In January, the weather in Donaueschingen is typically cold. Average daily high temperature in January is about 1 degree above zero. On average, Donaueschingen has 8 cloudy, 8 partly cloudy, 7 rainy, 5 sunny, and 3 snowy days in January. The rains are usually heavy. January as well as February, March, April, and May is considered the most uncomfortable time to visit Donaueschingen.