Spring is an ideal time for climbing in Chile, with mild temperatures and fewer rain showers. Most popular crags: 1. Cajón del Maipo Near Santiago, offering excellent conditions for sport climbing, lead climbing, and top rope climbing. 2. Puerto Varas and Puerto Montt Popular for climbing volcanoes like Osorno and Calbuco, which also offer good rock climbing routes. 3. Atacama Desert and areas around Copiapó Suitable for climbing during this season, with clear skies and moderate temperatures. 4. Cochamó Valley Known for its stunning granite walls and beautiful scenery. 5. Las Chilcas Features a variety of sport climbing routes and a vibrant climbing community.

Summer is the peak season for rock climbing with warm and dry conditions. Most popular crags: 1. Cajón del Maipo Continues to be popular, offering various climbing options. 2. Patagonia region Torres del Paine and the surrounding Chilean Patagonia offer exceptional conditions for trad and multi-pitch climbing on granite towers. Note: El Chaltén is located across the border in Argentina. 3. Atacama Desert and areas around Copiapó Remain popular due to their dry and clear conditions. 4. Cochamó Valley Impressive granite walls, lush surroundings. 5. Cerro Castillo Dramatic spires, remote wilderness.

Fall offers cooler temperatures and occasional rain showers, making it less ideal but still suitable for climbing. Most popular crags: 1. Cajón del Maipo Still accessible but may have more variable weather. 2. Patagonia region Starts to become less favorable due to increasing rain and colder temperatures. 3. Atacama Desert Remains a good option due to its generally dry conditions. 4. La Campana Known for its stunning views and diverse climbing routes. 5. Piedra Carvajal Granite sport crag in the Cajón del Maipo with well-bolted routes and easy access from Santiago — a reliable autumn venue before conditions deteriorate.

Winter is the least favorable season for rock climbing due to cold and wet conditions. Most popular crags: 1. Indoor climbing gyms Some indoor facilities and sheltered outdoor spots may be available in Central Chile. 2. Atacama Desert Can still offer some climbing opportunities, but cold nights and potential snow at higher elevations make it less appealing. 3. San Pedro de Atacama High-altitude climbing with stunning desert landscapes. 4. Quebrada de Guatín Sheltered canyon near Copiapó in the Atacama region — volcanic rock sport routes protected from winter winds with reliable dry conditions. 5. Sector Quitor Volcanic sport climbing just outside San Pedro de Atacama — the thin dry desert air stays climbable year-round despite cold winter nights.

The Atacama Desert in northern Chile is a good option year-round due to its dry conditions, but winter months are generally less favorable due to cold temperatures.