Tordesillas, Spain offers 1 beach perfect for sunbathing, surfing, swimming, and more. Tordesillas is known for the Treaty of Tordesillas, which divided the newly discovered lands outside Europe between Portugal and Spain. The best time to travel to Tordesillas, Spain, is in late spring (May to June) when the average air temperature is around 20-25°C (68-77°F) and the nearby river water temperature is approximately 15-20°C (59-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!