Port Bail sur Mer, France offers 1 beach perfect for sunbathing, surfing, swimming, and more. Port Bail sur Mer is known for its picturesque harbor, the historic Church of Saint Martin, and its proximity to the stunning beaches of the Cotentin Peninsula. The best time to travel to Port Bail sur Mer, France, is during the summer months of June to August, when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 17-20°C (63-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!