Seven Sisters Falls, Canada offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Seven Sisters Falls is known for the Seven Sisters Generating Station and its proximity to Whiteshell Provincial Park. The best time to visit Seven Sisters Falls, Canada, is during the summer months of June to August, when the average air temperature is around 20°C (68°F) and the water temperature is approximately 15°C (59°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!