Donabate, Ireland offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Donabate is known for Newbridge House and Farm, a historic Georgian estate with beautiful gardens and a working farm. The best time to travel to Donabate, Ireland, is from June to August, when the average air temperature is around 15-20°C (59-68°F) and the water temperature is approximately 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!