Isla Navidad, Mexico offers 1 beach perfect for sunbathing, surfing, swimming, and more. Isla Navidad is known for the Grand Isla Navidad Resort and its world-class golf course. The best time to travel to Isla Navidad, Mexico, is between November and April, when the average air temperature is around 75-85°F (24-29°C) and the water temperature is approximately 78-82°F (26-28°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!