In December, the weather in Chelyabinsk is typically freezing. Average daily high temperature in December is about 10 degrees below zero. On average, Chelyabinsk has 21 cloudy, 4 sunny, 3 snowy, and 3 partly cloudy days in December. The snowfalls are usually light. December as well as January, February, April, and October is considered the most uncomfortable time to visit Chelyabinsk.