February in Dolbeau-Mistassini is the cloudiest month of the year. In February, the weather in Dolbeau-Mistassini is typically freezing. Average daily high temperature in February is about 9 degrees below zero. On average, Dolbeau-Mistassini has 19 cloudy and 10 snowy days in February. The snowfalls are usually moderate. February as well as January, April, May, and October is considered the most uncomfortable time to visit Dolbeau-Mistassini.