Bawnlahan, Ireland offers 1 beach perfect for sunbathing, surfing, swimming, and more. Bawnlahan is known for its proximity to the scenic Wild Atlantic Way and the historic Charles Fort. The best time to travel to Bawnlahan, 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!