Cusco, Peru, situated high in the Andes Mountains, experiences distinct dry and wet seasons. September falls within the dry season, marking the transition from winter to spring. This period is characterized by sunny days, cool nights, and minimal rainfall. Typical daytime temperatures average around 18-20C (64-68F), while nighttime temperatures can drop to near freezing, particularly at higher elevations. The dry air and clear skies provide excellent visibility, making it ideal for exploring the region’s stunning landscapes.
Understanding the climatic conditions of this period is essential for planning a successful trip. The dry season’s predictable weather allows for comfortable hiking and sightseeing without the impediment of heavy rainfall. This is particularly crucial for visiting outdoor archaeological sites like Machu Picchu and exploring the Sacred Valley. Historically, September’s dry conditions have also played a vital role in Incan agricultural practices and festivals related to harvest preparations.