Flagler Beach, United States offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Flagler Beach is known for its scenic Flagler Beach Pier and the Gamble Rogers Memorial State Recreation Area. The best time to travel to Flagler Beach is from March to May, when the average air temperature is around 70-80°F and the water temperature is approximately 70°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!