Narragansett, United States offers 25 beaches perfect for sunbathing, surfing, swimming, and more. Narragansett is known for Narragansett Town Beach and the historic Point Judith Lighthouse. The best time to travel to Narragansett, United States, is during the summer months of June to August, when the average air temperature is around 75°F (24°C) and the water temperature is approximately 70°F (21°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!