Cazsimir Gzowski Park Beach, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Cazsimir Gzowski Park Beach, Ontario, Canada, is known for its scenic waterfront views and recreational activities along the shores of Lake Ontario. The best time to visit Cazsimir Gzowski Park Beach in 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!