January in Singen is the snowiest, the cloudiest, and the coldest month of the year. In January, the weather in Singen is typically cold. Average daily high temperature in January is about 2 degrees above zero. On average, Singen has 11 partly cloudy, 8 cloudy, 6 rainy, 4 sunny, and 2 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 Singen.