Fresnillo de las Duenas, Spain offers 1 beach perfect for sunbathing, surfing, swimming, and more. Fresnillo de las Duenas is known for its proximity to the Ribera del Duero wine region and the historic city of Aranda de Duero. The best time to travel to Fresnillo de las Duenas, Spain, is in late spring (May to June) when the average air temperature is around 20-25°C (68-77°F) and water temperature is approximately 18-20°C (64-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!