Saint Valery en Caux, France offers 1 beach perfect for sunbathing, surfing, swimming, and more. Saint Valery en Caux is known for its picturesque harbor, the stunning chalk cliffs, and the historic Saint Valery Church. The best time to travel to Saint Valery en Caux, France, is from June to September, with average air temperatures around 60-70°F (15-21°C) and water temperatures around 60-65°F (15-18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!