December weather forecast in Biysk

In December, the weather in Biysk is typically freezing. Average daily high temperature in December is about 9 degrees below zero. On average, Biysk has 14 cloudy, 12 snowy, 3 sunny, and 2 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 Biysk.