In December, the weather in Kuujjuaq is typically freezing. Average daily high temperature in December is about 13 degrees below zero. On average, Kuujjuaq has 22 cloudy, 3 snowy, 3 sunny, and 3 partly cloudy days in December. The snowfalls are usually light. December as well as January, February, March, and May is considered the most uncomfortable time to visit Kuujjuaq.