Salem, Jamaica offers 26 beaches perfect for sunbathing, surfing, swimming, and more. Salem, Saint Ann, Jamaica, is known for the popular tourist attraction Dunn's River Falls. The best time to travel to Salem, 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!