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.
The best months to visit Machu Picchu are May to October. Generally in Machu Picchu it is hot during the day and cold at night. The tourist must be prepared, because the weather has fluctuations. The ideal thing is carry a backpack,a sweater of wool, a jacket. During the day the tourist can use a t-shirt and a comfortable pair of pants.