December weather forecast in Synya

December in Synya is the windiest month of the year. In December, the weather in Synya is typically freezing. Average daily high temperature in December is about 12 degrees below zero. On average, Synya has 23 snowy, 6 cloudy, and 2 sunny days in December. The snowfalls are usually light. December as well as January, February, May, and June is considered the most uncomfortable time to visit Synya.