Roca Blanca, Mexico offers 1 beach perfect for sunbathing, surfing, swimming, and more. Roca Blanca is known for its stunning beach and the iconic Roca Blanca rock formation. The best time to travel to Roca Blanca, Mexico, is between November and April, with average air temperatures around 80°F (27°C) and water temperatures near 82°F (28°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!