Wantage, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Wantage, New Jersey, United States, is not particularly known for travel and beach tourism. The best time to travel to Wantage, United States, is in late spring (May), when the average air temperature is around 65°F (18°C) and the water temperature in nearby lakes is approximately 60°F (16°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!