January in Zilina is the snowiest, the cloudiest, and the most freezing month of the year. In January, the weather in Zilina is typically freezing. Average daily high temperature in January is about zero. On average, Zilina has 12 cloudy, 8 partly cloudy, 5 snowy, 3 rainy, and 3 sunny days in January. The snowfalls are usually moderate. January as well as February, March, April, and May is considered the most uncomfortable time to visit Zilina.