December in Bulgunnyakhtakh is the most freezing month of the year. In December, the weather in Bulgunnyakhtakh is typically freezing. Average daily high temperature in December is about 29 degrees below zero. On average, Bulgunnyakhtakh has 25 cloudy, 3 sunny, and 3 partly cloudy days in December. December as well as January, February, March, and September is considered the most uncomfortable time to visit Bulgunnyakhtakh.