In December, the weather in Rassvet is typically freezing. Average daily high temperature in December is about 11 degrees below zero. On average, Rassvet has 19 cloudy, 9 snowy, 2 sunny, and 1 partly cloudy day in December. The snowfalls are usually light. December as well as January, February, April, and October is considered the most uncomfortable time to visit Rassvet.