Matamoros, Mexico offers 1 beach perfect for sunbathing, surfing, swimming, and more. Matamoros is known for its proximity to the U.S. border and the historic Casamata Museum. The best time to travel to Matamoros, Mexico, is from November to April, with average air temperatures around 70-80°F (21-27°C) and water temperatures near 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!