Beaufort Sea, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Beaufort Sea, Northwest Territories, Canada, is known for its stunning Arctic landscapes and opportunities to view polar bears and other Arctic wildlife. The best time to travel to the Beaufort Sea, Canada, is during the summer months of July and August, when the average air temperature is around 5-10°C (41-50°F) and the water temperature is approximately 0-2°C (32-36°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!