December in Kaltasy is the cloudiest month of the year. In December, the weather in Kaltasy is typically freezing. Average daily high temperature in December is about 8 degrees below zero. On average, Kaltasy has 14 cloudy, 11 snowy, 4 partly cloudy, and 2 sunny days in December. The snowfalls are usually moderate. December as well as January, February, and October is considered the most uncomfortable time to visit Kaltasy.