Santa Lucia, Aruba offers 15 beaches perfect for sunbathing, surfing, swimming, and more. Santa Lucia is known for its vibrant Carnival celebrations. The best time to travel to Santa Lucia, Aruba, is from April to August, with average air temperatures around 82°F (28°C) and water temperatures near 81°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!