Lac Simon, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Lac Simon is known for its beautiful sandy beaches and clear waters, making it a popular destination for beach tourism. The best time to travel to Lac Simon, Canada, is during the summer months of June to August, when the average air temperature is around 70°F (21°C) and the water temperature is approximately 68°F (20°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!