Quintero, Chile offers 15 beaches perfect for sunbathing, surfing, swimming, and more. Quintero, Valparaiso, Chile, is known for its scenic beaches and the Ritoque Dunes. The best time to travel to Quintero, Chile, is from December to March, with average air temperatures around 68°F (20°C) and water temperatures near 64°F (18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!