Port Maria, Jamaica offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Port Maria is known for Firefly Estate, the former home of playwright Noel Coward. The best time to travel to Port Maria, Jamaica, is from December to April, with average air temperatures around 77-86°F (25-30°C) and water temperatures about 79-82°F (26-28°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!