Weather is probably a major factor when you plan your trip to Itabira, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually September and October, with an average temperature of 21°C, while the coldest months are July and August, with an average of 18°C. The rainiest months in Itabira are December, November, January and March, with each month seeing an average of 295 mm of rainfall.