Belfair, United States offers 7 beaches perfect for sunbathing, surfing, swimming, and more. Belfair is known for its proximity to the scenic Hood Canal and outdoor recreational activities. The best time to travel to Belfair, United States, is during the summer months of July and August, when the average air temperature is around 75°F (24°C) and the 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!