December in Siktyakh is the most freezing month of the year. In December, the weather in Siktyakh is typically freezing. Average daily high temperature in December is about 31 degrees below zero. On average, Siktyakh has 12 cloudy, 12 partly cloudy, 6 sunny, and 1 snowy day in December. The snowfalls are usually light. December as well as January, February, March, and October is considered the most uncomfortable time to visit Siktyakh.