Kilchattan Bay, United Kingdom offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Kilchattan Bay is known for its scenic walking trails, particularly the West Island Way, and its proximity to Mount Stuart House. The best time to visit Kilchattan Bay, United Kingdom, is during the summer months of June to August, when the average air temperature is around 15-18°C (59-64°F) and the water temperature is approximately 13-15°C (55-59°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!