Porto Formoso, Portugal offers 1 beach perfect for sunbathing, surfing, swimming, and more. Porto Formoso is known for its Porto Formoso Tea Factory, which offers guided tours and tastings of locally produced tea. The best time to travel to Porto Formoso, Portugal, is from June to September, with average air temperatures around 70-77°F (21-25°C) and water temperatures around 70-75°F (21-24°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!