Las Penas, Ecuador offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Las Penas, Esmeraldas, Ecuador, is known for its beautiful beaches and vibrant Afro-Ecuadorian culture. The best time to travel to Las Penas, Ecuador, is from June to September, with average air temperatures around 77°F (25°C) and water temperatures near 75°F (24°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!