Weather is probably a major factor when you plan your trip to Chapada, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually January and December with an average temp of 72°F, while the coldest months are July and June with an average of 58°F. The rainiest months in Chapada are October, May, December, and September, with each month seeing an average of 9 inches of rainfall.