Isle of Tiree, United Kingdom offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Isle of Tiree is known for its stunning beaches and the Tiree Music Festival. The best time to travel to the Isle of Tiree, United Kingdom, is from May to September, with average air temperatures ranging from 12°C to 16°C and water temperatures around 12°C to 14°C. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!