Larmor Plage, France offers 1 beach perfect for sunbathing, surfing, swimming, and more. Larmor Plage is known for its beautiful beaches and the Fort-Bloque. The best time to travel to Larmor Plage, 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!