Port Mansfield, United States offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Port Mansfield is known for its excellent fishing opportunities, particularly for redfish and trout, and its proximity to the Laguna Madre. The best time to travel to Port Mansfield, United States, is from March to May, with average air temperatures ranging from 70°F to 85°F and water temperatures around 70°F to 75°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!