In December, the weather in Terentyevskaya is typically freezing. Average daily high temperature in December is about 10 degrees below zero. On average, Terentyevskaya has 19 snowy, 10 cloudy, and 2 sunny days in December. The snowfalls are usually light. December as well as January, February, April, and May is considered the most uncomfortable time to visit Terentyevskaya.