Brigantine, United States offers 10 beaches perfect for sunbathing, surfing, swimming, and more. Brigantine is known for the Brigantine Beach and the Marine Mammal Stranding Center. The best time to travel to Brigantine, United States, is from June to August, when the average air temperature is around 75°F (24°C) and the water temperature is approximately 70°F (21°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!