Carmen de Patagones, Argentina offers 1 beach perfect for sunbathing, surfing, swimming, and more. Carmen de Patagones is known for the historic Fortin Mercedes and the annual Fiesta de la Soberania Patagonica. The best time to travel to Carmen de Patagones, Argentina, is during the summer months of December to February, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 20°C (68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!