Cappagh, Ireland offers 1 beach perfect for sunbathing, surfing, swimming, and more. Cappagh, Munster, Ireland, is known for its proximity to the scenic Ballyhoura Mountains and the historic Lough Gur. The best time to travel to Cappagh, Ireland, is from June to August, with average air temperatures around 15-20°C (59-68°F) and water temperatures around 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!