Kinvara, Ireland offers 1 beach perfect for sunbathing, surfing, swimming, and more. Opcina Bol is known for Zlatni Rat Beach. The best time to travel to Kinvara, Ireland, is from May to September, when the average air temperature is around 15-20°C (59-68°F) and the water temperature is approximately 12-16°C (54-61°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!