Port Morant, Jamaica offers 1 beach perfect for sunbathing, surfing, swimming, and more. Port Morant, Saint Thomas, Jamaica, is known for the historic Morant Point Lighthouse and the nearby Bath Fountain Hotel & Spa. The best time to travel to Port Morant, Jamaica, is from December to April, with average air temperatures around 80°F (27°C) and water temperatures near 82°F (28°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!