Lantzville, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Lantzville, British Columbia, Canada, is known for its proximity to the scenic beaches and parks of Vancouver Island. The best time to travel to Lantzville, 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 16°C (61°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!