Le Penon, France offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Le Penon is known for its proximity to the popular surfing destination of Seignosse in Nouvelle Aquitaine, France. The best time to travel to Le Penon, France, is during the summer months of June to August, when the average air temperature is around 70-75°F (21-24°C) and the water temperature is approximately 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!