Santa Clara del Mar, Argentina offers 7 beaches perfect for sunbathing, surfing, swimming, and more. Santa Clara del Mar is known for its beautiful beaches and the annual Beer Festival. The best time to travel to Santa Clara del Mar, Argentina, is from December to February, with average air temperatures around 75°F (24°C) and water temperatures near 70°F (21°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!