There are thousands of kilometers of "Caminos del Inca" in all of Peru; however, we focus on the 4-day Classic Inca Trail, which begins at km 82 of the via ferrea to Machu Picchu.
It is a route in which varied ecosystems unite with a sequence of monuments of the finest Inca architecture, ending in the classic postcard view of Machu Picchu observed from above. That is why this road was designed, a route of pilgrimage and purification to access the sacred llacha of Pachacútec; they are 35 kilometers that run through the valley of the Cusichaca River, the Abra de Warmihuañusca, the Pacaymayo ravine, passes through the Inca Trail ruins of Sayacmarca, Phuyupatamarca, Wiñayhuayna; On the way you can see tunnels dug in live rock.
During the Inca Trail travel, you will pass through different altitudinal floors, from 2,400 m. up to 4,200 m., at the highest point and of course this influences the climate, which varies according to the height of the place you are visiting.
It should be noted that there are two types of Inca Trail:
The first one is the Inca Trail 4 Days that begins in Piscakucho (2,800 m.) And the highest point is Warmiwañusca - Paso de la mujer muerta (4,200 m.), During this hike we will go through different ecological floors , with climatic variations from cold to warm.
The second one is the 2 day Inca Trail begins in Chachabamba (2,250 m.) And the highest point is the Intipunku (2,750 m.). During the walk the climate is warm in the dry season and at the time of cloudy and warm rain, obviously with presence of rains.
It should be noted that in the month of February, it is impossible to reserve the Inca Trail, given that the Ministry of Culture closes the road during this month, to maintain and improve the route.
The Inca Trail weather varies according to the months some with presence of rains, sunny days, cloudy days, cold nights; then we detail the Inca Trail weather per month:
On the Royal Inca Trail, there are two distinct periods, the dry season and the rainy season. The best time to travel the Inca Trail is from April to October (dry season), the months of November to March, is the rainy season, which makes it difficult, the accesses and camps.
The maximum temperature is 19ºC and the minimum temperature is 0ºC. The relative humidity of the air ranges between 77% in the dry season and 91% in the rainy season. The annual rainfall ranges from 1,571 to 2,381 millimeters.