Collingwood, Canada offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Blackfeet, Montana, United States, is known for the Blackfeet Indian Reservation and the Museum of the Plains Indian. The best time to travel to Collingwood, Canada, is during the summer months of June to August, when the average air temperature is around 20-25°C (68-77°F) and the water temperature in Georgian Bay is approximately 15-20°C (59-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!