Long Road, Jamaica offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Portland, Jamaica, is known for its stunning natural attractions such as the Blue Lagoon and Frenchman's Cove. The best time to travel to Long Road, Jamaica, is from November to mid-December, 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!