January in Kiel is the snowiest and the coldest month of the year. In January, the weather in Kiel is typically cold. Average daily high temperature in January is about 2 degrees above zero. On average, Kiel has 14 rainy, 12 cloudy, 3 sunny, 1 snowy, and 1 partly cloudy day in January. The rains are usually moderate. January as well as February, October, November, and December is considered the most uncomfortable time to visit Kiel.