Killbear Park, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Killbear Park, Ontario, Canada, is known for Killbear Provincial Park. The best time to visit Killbear Park, 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 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!