Irvine, United Kingdom offers 1 beach perfect for sunbathing, surfing, swimming, and more. Irvine, Scotland, United Kingdom, is known for the Scottish Maritime Museum and the historic Irvine Harbour. The best time to travel to Irvine, United Kingdom, is from June to August, with average air temperatures around 15-20°C (59-68°F) and water temperatures around 13-15°C (55-59°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!