Baie Comeau, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Baie Comeau is known for the Manicouagan-Uapishka Biosphere Reserve and the Manic-5 Dam. The best time to travel to Baie Comeau, Canada, is from June to August, when the average air temperature is around 60-70°F (15-21°C) and the water temperature is approximately 50-60°F (10-15°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!