Faja da Caldeira, Portugal offers 1 beach perfect for sunbathing, surfing, swimming, and more. Faja da Caldeira is known for its stunning natural landscapes and the Caldeira de Santo Cristo lagoon. The best time to travel to Faja da Caldeira, Portugal, is from June to September, with average air temperatures around 70-75°F (21-24°C) and water temperatures about 68-72°F (20-22°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!