Lajas Adentro, Panama offers 1 beach perfect for sunbathing, surfing, swimming, and more. Lajas Adentro is known for its proximity to the scenic La Amistad International Park. The best time to travel to Lajas Adentro, Panama, is during the dry season from December to April, 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!