If you’re looking forward to lots of outings with your partner, take a look at these details about year-round temperatures in Aracati: The hottest months are usually September and October, with an average temperature of 27°C, while the coldest months are July and August, with an average of 27°C. The rainiest months in Aracati are March, April, February and May, with each month seeing an average of 180 mm of rainfall.