Penmarch, France offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Penmarch is known for the Eckmuhl Lighthouse and the rugged coastline of Pointe de la Torche. The best time to travel to Penmarch, France, is from June to September, when the average air temperature is around 18-22°C (64-72°F) and the water temperature is approximately 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!