Summer Village of Jarvis Bay, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Summer Village of Jarvis Bay is known for its proximity to Sylvan Lake, a popular destination for water activities and lakeside recreation. The best time to travel to the Summer Village of Jarvis Bay, Canada, is from June to August, when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 15-20°C (59-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!