Pehuen Co, Argentina offers 8 beaches perfect for sunbathing, surfing, swimming, and more. Pehuen Co is known for its unique fossilized footprints and the nearby Monte Hermoso beach. The best time to travel to Pehuen Co, Argentina, is from December to February, with average air temperatures around 25°C (77°F) and water temperatures near 22°C (72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!