Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. ZOna central (Central Zone, Central Chile) is one of the five natural regions into which CORFO divided continental Chile in 1950. IT is home to a majority of the Chilean population and includes the three largest metropolitan areas- Santiago, Valparaíso, and Concepción. IT extends from about 32° south latitude to about 37° south latitude.THe climate is of the temperate Mediterranean type, with the amount of rainfall increasing considerably and progressively from north to south. IN the Santiago area, the average monthly temperatures are about 19.5 °C in the summer months of January and February and 7.5 °C in the winter months of June and July. THe average monthly precipitation is no more than a trace in January and February and 69.7 millimeters in June and July.