January in Slavnoye is the snowiest and the most freezing month of the year. In January, the weather in Slavnoye is typically freezing. Average daily high temperature in January is about 5 degrees below zero. On average, Slavnoye has 18 cloudy, 7 snowy, 3 partly cloudy, 2 sunny, and 1 rainy day in January. The snowfalls are usually light.