For hiking the iconic Inca Trail to Machu Picchu, timing is crucial. The prime window is during the dry season, from May to September. With clear skies and less rainfall, it offers optimal trekking conditions. Yet, popularity peaks during this time, necessitating early booking. Shoulder months like April and October offer fewer crowds, but weather can be more unpredictable. Machu Picchu closes annually in February for maintenance. Ultimately, the best time to hike depends on your priorities: weather, crowd tolerance, and permit availability. Regardless of when you choose to go, the awe-inspiring beauty of Machu Picchu promises an unforgettable adventure.