Bonney Lake, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Cranston is known for its historic architecture and proximity to scenic coastal attractions. The best time to travel to Bonney Lake, United States, is during the summer months of June to August, when the average air temperature ranges from 60°F to 80°F (15°C to 27°C), and the nearby lake water temperatures are typically around 65°F to 75°F (18°C to 24°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!