Crossapol, United Kingdom offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Crossapol, Scotland, United Kingdom, is known for the stunning Crossapol Bay and its proximity to the Tiree Music Festival. The best time to travel to Crossapol, 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!