January in Kuujjuaq is the sunniest month of the year. In January, the weather in Kuujjuaq is typically freezing. Average daily high temperature in January is about 18 degrees below zero. On average, Kuujjuaq has 17 cloudy, 8 snowy, 4 sunny, and 2 partly cloudy days in January. The snowfalls are usually light. January as well as February, March, May, and June is considered the most uncomfortable time to visit Kuujjuaq.