Downpatrick, United Kingdom offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Downpatrick is known for the Down Cathedral, which is believed to be the burial site of Saint Patrick. The best time to travel to Downpatrick, 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!