Lower Carlton, Barbados offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Lower Carlton, Saint James, Barbados is known for its proximity to the luxurious Sandy Lane Hotel and the beautiful Paynes Bay Beach. The best time to travel to Lower Carlton, Barbados, is between December and April, with average air temperatures around 27°C (81°F) and water temperatures near 26°C (79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!