Saint Etienne de Bolton, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Saint Etienne de Bolton is known for its scenic natural landscapes and outdoor recreational activities. The best time to travel to Saint Etienne de Bolton, Canada, is during the summer months of June to August, when the average air temperature is around 20-25°C (68-77°F) and water temperature in nearby lakes is approximately 20°C (68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!