January in Sainte Agathe Des Monts is the snowiest and the most freezing month of the year. In January, the weather in Sainte Agathe Des Monts is typically freezing. Average daily high temperature in January is about 7 degrees below zero. On average, Sainte Agathe Des Monts has 12 snowy, 8 partly cloudy, 6 sunny, and 5 cloudy days in January. The snowfalls are usually heavy. January as well as March, April, October, and November is considered the most uncomfortable time to visit Sainte Agathe Des Monts.