Rognac, France offers 1 beach perfect for sunbathing, surfing, swimming, and more. Rognac is known for its proximity to the Etang de Berre and the scenic beauty of the Provence-Alpes-Cote d'Azur region. The best time to travel to Rognac, France, is from June to September, with average air temperatures around 75°F (24°C) and water temperatures near 72°F (22°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!