Bainbridge Island, United States offers 36 beaches perfect for sunbathing, surfing, swimming, and more. Bainbridge Island is known for the Bloedel Reserve, a renowned public garden and forest preserve. The best time to visit Bainbridge Island is from June to September, with average air temperatures around 70°F (21°C) and water temperatures near 55°F (13°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!