Ardmore Lower, Ireland offers 1 beach perfect for sunbathing, surfing, swimming, and more. Ardmore Lower, Ulster, Ireland, is known for the Ardmore Round Tower and the nearby Ardmore Cathedral ruins. The best time to travel to Ardmore Lower, Ireland, is from June to August, with average air temperatures around 15-20°C (59-68°F) and water temperatures around 14-17°C (57-63°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!