Mullaghduff Scotch, Ireland offers 1 beach perfect for sunbathing, surfing, swimming, and more. Mullaghduff Scotch, Ulster, Ireland, is known for its proximity to the scenic Wild Atlantic Way and the nearby Glenveagh National Park. The best time to travel to Mullaghduff Scotch, Ireland, 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 14-16°C (57-61°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!