December weather forecast in Sept-Iles

December in Sept-Iles is the snowiest and the windiest month of the year. In December, the weather in Sept-Iles is typically freezing. Average daily high temperature in December is about 6 degrees below zero. On average, Sept-Iles has 17 snowy, 6 sunny, 5 cloudy, and 3 partly cloudy days in December. The snowfalls are usually heavy.