Ballymena, United Kingdom offers 1 beach perfect for sunbathing, surfing, swimming, and more. Ballymena is known for the Galgorm Castle and its golf course, as well as the Ballymena Showgrounds. The best time to travel to Ballymena, United Kingdom, 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!