Crooks, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Crooks, Ontario, Canada, is known for the historic Crooks' Hollow Conservation Area. The best time to travel to Crooks, Canada, is during the summer months of June to August, when the average air temperature is around 68°F (20°C) and water temperature is approximately 64°F (18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!