Berkley, Ireland offers 1 beach perfect for sunbathing, surfing, swimming, and more. Munster, Ireland, is known for the Cliffs of Moher, Blarney Castle, and the Ring of Kerry. The best time to travel to Berkley, Ireland, is from May to September, with average air temperatures around 55-65°F (13-18°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!