Casitas, Mexico offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Casitas, Veracruz, Mexico, is known for its proximity to the stunning beaches of the Gulf of Mexico and the nearby El Tajin archaeological site. The best time to travel to Casitas, Mexico, is from November to April, with average air temperatures around 75°F (24°C) and water temperatures near 80°F (27°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!