Leelanau Township, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Leelanau Township is known for the Sleeping Bear Dunes National Lakeshore. The best time to travel to Leelanau Township is in July, when the average air temperature is around 70°F (21°C) and the water temperature is approximately 65°F (18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!