Visiting local bars in Riviere la Madeleine is more fun when you know what the weather holds. These rainfall averages and temperatures can help you determine the best time for bar hopping. The hottest months are usually August and July with an average temp of 59°F, while the coldest months are February and January with an average of 20°F. The snowiest months in Riviere la Madeleine are March, February, April, and January, with each month seeing an average of 19 inches of snowfall.