Oasis del Sur, Spain offers 1 beach perfect for sunbathing, surfing, swimming, and more. Oasis del Sur, Canary Islands, Spain, is known for its stunning beaches and the popular tourist attraction, Siam Park. The best time to travel to Oasis del Sur, Spain, is from May to October, with average air temperatures ranging from 70°F to 85°F and water temperatures from 70°F to 75°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!