Weather is probably a major factor when you plan your trip to Mont-Laurier, and keep in mind that cheaper options are usually available when the weather isn’t as good. The hottest months are usually July and August with an average temp of 60°F, while the coldest months are January and February with an average of 17°F. The snowiest months in Mont-Laurier are January, April, November, and December, with each month seeing an average of 11 inches of snowfall.