January in Rájec-Jestřebí is the snowiest, the cloudiest, and the most freezing month of the year. In January, the weather in Rájec-Jestřebí is typically freezing. Average daily high temperature in January is about zero. On average, Rájec-Jestřebí has 14 cloudy, 10 partly cloudy, 3 rainy, 3 snowy, and 1 sunny day in January. The rains are usually moderate. January as well as February, March, April, and May is considered the most uncomfortable time to visit Rájec-Jestřebí.