January in Radekhiv is the snowiest, the cloudiest, and the most freezing month of the year. In January, the weather in Radekhiv is typically freezing. Average daily high temperature in January is about 1 degree below zero. On average, Radekhiv has 16 cloudy, 10 snowy, 3 rainy, and 2 sunny days in January. The snowfalls are usually light.