1 Matter can be broken down into two categories: pure substances and mixtures. Pure substances are further broken down into elements and compounds. Mixtures are physically combined structures that can be separated into their original components.  A chemical substance is composed of one type of atom or molecule.
Precipitation Totals in February, in. Precipitation total in February for Machu Picchu is 3.7 in. It makes february the most rainy month of the year. Wind Speed in February, mph. The average wind speed in February is 6.0 mph. This value is relatively stable throughout the year. Average Sunny Hours Per Day.
May through September is the best time to visit Cusco and Machu Pichcu. The rainy season is over and it's the ideal time to hike the Inca Trail to Machu Picchu if you're a trekker. However, weather is always unpredictable in the Andes, and there will be sunny weeks in the rainy season and wet weeks in the dry season so make sure you pack accordingly.