Saint Clements, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Saint Clements, Manitoba, Canada, is known for the historic Lower Fort Garry National Historic Site. The best time to travel to Saint Clements, 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 is approximately 18-22°C (64-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!