Sainte Thecle, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Sainte Thecle is known for the Batiscan River and the Zec Tawachiche, which offer outdoor recreational activities. The best time to travel to Sainte-Thecle, Canada, is during the summer months of June to August, when the average air temperature is around 68°F (20°C) and the water temperature in nearby lakes is approximately 64°F (18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!