Las Calabazas, Mexico offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Las Calabazas, Michoacan, Mexico, is known for the Monarch Butterfly Biosphere Reserve. The best time to travel to Las Calabazas, Mexico, is between November and April, with average air temperatures around 75°F (24°C) and water temperatures near 78°F (26°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!