Boynton Beach, United States offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Boynton Beach is known for its Oceanfront Park Beach and the Boynton Harbor Marina. The best time to travel to Boynton Beach is from November to April, with average air temperatures around 75°F (24°C) and water temperatures near 77°F (25°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!