Arisaig, United Kingdom offers 5 beaches perfect for sunbathing, surfing, swimming, and more. Dawu is known for the Dawu Mountain and the scenic Dawu Fishing Harbor. The best time to travel to Arisaig, United Kingdom, is from June to August, with average air temperatures around 15-18°C (59-64°F) and water temperatures around 12-14°C (54-57°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!