Le Verdon sur Mer, France offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Le Verdon sur Mer is known for the Cordouan Lighthouse and the Pointe de Grave. The best time to travel to Le Verdon-sur-Mer, France, is from June to September, when the average air temperature is around 70-80°F (21-27°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!