Viedma, Argentina offers 1 beach perfect for sunbathing, surfing, swimming, and more. Viedma is known for its scenic riverfront along the Río Negro and its proximity to the Patagonian coast. The best time to travel to Viedma, Argentina, is from December to February, with average air temperatures around 25°C (77°F) and water temperatures near 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!