December in Sarni is the windiest month of the year. In December, the weather in Sarni is typically cold. Average daily high temperature in December is about zero. On average, Sarni has 17 cloudy, 7 rainy, 5 snowy, and 2 sunny days in December. The rains are usually moderate. December as well as February, March, and November is considered the most uncomfortable time to visit Sarni.