Punta Arenas Blancas, Mexico offers 1 beach perfect for sunbathing, surfing, swimming, and more. Punta Arenas Blancas, Michoacan, Mexico, is known for its beautiful beaches and proximity to the renowned Monarch Butterfly Biosphere Reserve. The best time to travel to Punta Arenas Blancas, Mexico, is from November to April, with average air temperatures around 75°F (24°C) and water temperatures near 72°F (22°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!