January in Kranj is the snowiest and the coldest month of the year. In January, the weather in Kranj is typically cold. Average daily high temperature in January is about 2 degrees above zero. On average, Kranj has 11 partly cloudy, 9 cloudy, 7 sunny, 2 rainy, and 2 snowy days in January. The rains are usually moderate. January as well as February, March, April, and May is considered the most uncomfortable time to visit Kranj.