Mine Hill Township, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Mine Hill Township, New Jersey, United States, is known for the Canfield-Morgan House and Museum. The best time to travel to Mine Hill Township, United States, is during late spring (May to June) when the average air temperature is around 60-75°F, and water temperatures in nearby lakes are typically around 60-70°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!