The climate of South America is predominantly wet and humid. However, the large size of the continent makes the climate of South America varied with each region depending on factors such as geographical location, ocean currents, and winds. ... The desert region of Chile is the driest part of South America.. Countries in the Amazon baisn like Northern Brazil, Colombia, Peru, Ecuador and Venezuela have are dominated by rainforest and have consistent hot and humid weather year-round with high rainfall. ... The climate in South America is much more volatile further south.
