Chapel Saint Leonards, Ireland offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Chapel Saint Leonards is known for its beautiful beaches and family-friendly holiday parks. Chapel Saint Leonards is actually in England, not Ireland, and the best time to visit is during the summer months of June to August when the average air temperature is around 18-20°C (64-68°F) and the sea temperature is about 15-17°C (59-63°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!