Heron Bay, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Heron Bay is known for its stunning natural landscapes and proximity to Lake Superior's beautiful beaches. The best time to travel to Heron Bay, Canada, is during the summer months of June to August, when the average air temperature ranges from 15°C to 25°C (59°F to 77°F) and the water temperature is around 10°C to 15°C (50°F to 59°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!