Waldron, United States offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Waldron, Washington, United States, is known for its serene natural landscapes and the nearby San Juan Islands. The best time to travel to Waldron, United States, is in late spring (May), when the average air temperature is around 70°F (21°C) and water temperature is approximately 65°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!