January in Cherntsy is the most freezing month of the year. In January, the weather in Cherntsy is typically freezing. Average daily high temperature in January is about 9 degrees below zero. On average, Cherntsy has 20 cloudy, 9 snowy, and 2 sunny days in January. The snowfalls are usually light. January as well as April, September, and October is considered the most uncomfortable time to visit Cherntsy.