The dry season is ideal for climbing with sunny days and minimal rain. This is the best time for rock climbing due to clear skies and dry conditions, making it safer and more enjoyable. Most popular crags: 1. Cerro de la Muerte Known for its sport climbing routes. 2. Cerro Chirripó Offers a variety of climbing routes including sport and trad climbing. 3. Rincón de la Vieja National Park Provides opportunities for bouldering and sport climbing amidst volcanic landscapes. 4. Roca Loca Sport climbing crag in the Central Valley near San José with bolted limestone routes — one of the best established crags in Costa Rica. 5. Cachi Known for its stunning views and diverse routes. 6. Piedras Blancas Granite bouldering and sport routes in the Osa Peninsula area — accessible during the dry season and increasingly popular with visiting climbers.

The rainy season makes most outdoor crags wet and slippery. The best options are sheltered or overhanging routes, or well-maintained indoor walls. Most popular options: 1. Roca Loca Overhanging limestone sections stay dry even during heavy rain — the go-to option for local climbers during the wet season. 2. Cerro de la Muerte High-altitude crag with some sheltered walls — climbable on drier mornings before afternoon showers arrive. 3. Osa Peninsula Offers some sport climbing and bouldering opportunities, though less popular during the rainy season. 4. Cerro Chirripó surroundings Remote granite routes accessible on clear mornings; the national park remains open but conditions are unpredictable. 5. Indoor climbing gyms (San José) The city has several well-equipped climbing walls that are the most reliable option during heavy rainy season months.

- Safety First: Always check the weather forecast and ensure that the climbing area is safe and accessible. - Guided Tours: Consider hiring local guides who are familiar with the conditions and can provide expert advice. - Equipment: Ensure that your climbing gear is suitable for the conditions and well-maintained.