In Caucaia, Brazil, the warmest months are January and February, with average temperatures around 27-28°C. As summer progresses into March, April, and May, temperatures remain relatively stable, averaging 27°C. The cooler months of June to September see a slight decrease in temperature, still averaging 27°C, but by October to December, temperatures rise again to an average of 29°C, remaining warm throughout the end of the year.