Serra di Ferro, France offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Serra di Ferro, Corsica, France, is known for its proximity to the beautiful Cupabia Beach and the scenic hiking trails in the surrounding Corsican landscape. The best time to travel to Serra di Ferro, France, is from June to September, with average air temperatures around 75°F (24°C) and water temperatures around 73°F (23°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!