New Westerhall, Grenada offers 1 beach perfect for sunbathing, surfing, swimming, and more. New Westerhall is known for Westerhall Estate, a historic rum distillery offering tours and tastings. The best time to travel to New Westerhall, Grenada, is from December to April, with average air temperatures around 82°F (28°C) and water temperatures near 80°F (27°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!