Penvenan, France offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Penvenan is known for its proximity to the Pink Granite Coast and the charming village of Port-Blanc. The best time to travel to Penvenan, France, is from June to September, with average air temperatures around 18-22°C (64-72°F) and water temperatures around 16-19°C (61-66°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!