December in Sayany is the windiest month of the year. In December, the weather in Sayany is typically freezing. Average daily high temperature in December is about 17 degrees below zero. On average, Sayany has 16 partly cloudy, 8 sunny, 6 cloudy, and 1 snowy day in December. The snowfalls are usually light. December as well as January, February, March, and May is considered the most uncomfortable time to visit Sayany.