Shanavalley, Ireland offers 1 beach perfect for sunbathing, surfing, swimming, and more. Shanavalley, Munster, Ireland, is known for the scenic beauty of the Wild Atlantic Way and its proximity to the historic town of Killarney. The best time to travel to Shanavalley, Ireland, is from May to September, with average air temperatures ranging from 50-65°F (10-18°C) and water temperatures around 55-60°F (13-16°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!