Mont Tremblant, Canada offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Mont Tremblant is known for Mont Tremblant Ski Resort and Mont-Tremblant National Park. The best time to travel to Mont Tremblant, Canada, is from June to August, when the average air temperature is around 70°F (21°C) and the water temperature in nearby lakes is approximately 68°F (20°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!