Lambton Shores, Canada offers 12 beaches perfect for sunbathing, surfing, swimming, and more. Lambton Shores is known for Grand Bend Beach and Pinery Provincial Park. The best time to travel to Lambton Shores, Canada, is during the summer months of June to August, when the average air temperature is around 70-80°F (21-27°C) and the water temperature in Lake Huron is approximately 68-72°F (20-22°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!