January in Khmelnytskyi is the snowiest, the cloudiest, and the most freezing month of the year. In January, the weather in Khmelnytskyi is typically freezing. Average daily high temperature in January is about 3 degrees below zero. On average, Khmelnytskyi has 18 cloudy, 12 snowy, and 1 sunny day in January. The snowfalls are usually light.