Saint Faustin Lac Carre, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Saint Faustin Lac Carre is known for Mont Blanc, a popular ski resort and outdoor recreational area. The best time to travel to Saint Faustin Lac Carre, Canada, is during the summer months of June to August, when the average air temperature is around 20-25°C (68-77°F) and water temperature is approximately 18-22°C (64-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!