Rodeo, Argentina offers 1 beach perfect for sunbathing, surfing, swimming, and more. Rodeo, San Juan, Argentina, is known for its windsurfing opportunities on the Cuesta del Viento Dam. The best time to travel to Rodeo, Argentina, is from November to March, with average air temperatures around 75°F (24°C) and water temperatures near 68°F (20°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!