Cape Dauphin, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Cape Dauphin is known for the Glooscap Cave and the scenic views of the Cape Breton Highlands. The best time to travel to Cape Dauphin, Canada, is during the summer months of June to August, when the average air temperature is around 20°C (68°F) and the water temperature is approximately 15°C (59°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!