January in Kempten is the snowiest and the coldest month of the year. In January, the weather in Kempten is typically cold. Average daily high temperature in January is about 1 degree above zero. On average, Kempten has 13 rainy, 6 snowy, 5 sunny, 5 partly cloudy, and 2 cloudy 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 Kempten.