Sioux Lookout, Canada offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Sioux Lookout is known for its proximity to the beautiful Lac Seul and its reputation as the "Hub of the North" for outdoor adventures. The best time to travel to Sioux Lookout, Canada, is in July when the average air temperature is around 20°C (68°F) and the water temperature is approximately 18°C (64°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!