January in Liberec is the snowiest, the windiest, the cloudiest, and the coldest month of the year. In January, the weather in Liberec is typically cold. Average daily high temperature in January is about 1 degree above zero. On average, Liberec has 9 cloudy, 9 partly cloudy, 7 rainy, 3 snowy, and 3 sunny 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 Liberec.