Quelfes, Portugal offers 1 beach perfect for sunbathing, surfing, swimming, and more. Quelfes, Faro, Portugal, is known for its proximity to the Ria Formosa Natural Park and the historic city of Faro. The best time to travel to Quelfes, Portugal, is from May to September, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 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!