The Altiplano has seasonal weather, with around 300 days of sunshine a year. The coolest months are January and February, when snow can be seen on the surrounding mountains . In the Summer months, July and August, the weather can be very hot in mid thirty degrees to early forties, however the air is dry. November is the wettest month, although on average rainfall is not that high, the area is designated as semi desert ! The months of May, June, September and October have daily temperatures in the twenties, these are great times to visit the area with beautiful poppies and wild flowers to be seen in the spring and cooler sunny days in the Autumn, the sun nearly always shines