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Weather and Climate

Machu Picchu has a subtropical highland climate-warm and humid during the day and cold at night-with temperatures varying between 8°C (46° F) and 22°C (72° F). Humidity ranges between 77% and 91% and annual rainfall is 400-1000 mm (16-39 inches). Dry season is from May to October and the orchid season runs from November to April. The Citadel is surrounded by the Andean Cloud Forest, a wet, tropical forest characterized by a presence of some clouds even in the dry season.