In December, the weather in Arzhaan is typically freezing. Average daily high temperature in December is about 17 degrees below zero. On average, Arzhaan has 21 cloudy, 4 partly cloudy, 3 snowy, and 3 sunny days in December. The snowfalls are usually light. December as well as January, February, April, and November is considered the most uncomfortable time to visit Arzhaan.