Cape Breton Highlands National Park, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Cape Breton Highlands National Park, Nova Scotia, Canada, is known for the Cabot Trail. The best time to visit Cape Breton Highlands National Park is from June to September, with average air temperatures ranging from 15°C to 25°C and water temperatures around 10°C to 15°C. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!