Weather is probably a major factor when you plan your trip to Caucaia, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually October and November, with an average temperature of 27°C, while the coldest months are July and August, with an average of 26°C. The rainiest months in Caucaia are April, March, February and May, with each month seeing an average of 193 mm of rainfall.