Unorganized Centre Parry Sound, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Unorganized Centre Parry Sound, Ontario, Canada, is known for the French River Provincial Park and the Pickerel River system. The best time to travel to Unorganized Centre Parry Sound, 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 nearby lakes 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!