El Coyul, Mexico offers 1 beach perfect for sunbathing, surfing, swimming, and more. El Coyul is known for its proximity to the Huatulco National Park and the beautiful beaches of the Oaxaca coast. The best time to travel to El Coyul, Mexico, is between November and April, when the average air temperature is around 75°F (24°C) and the water temperature is approximately 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!