Weather will likely play an important role when you plan your trip to Parauapebas, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually August and September with an average temp of 82°F, while the coldest months are January and March with an average of 76°F. The rainiest months in Parauapebas are March, February, January, and April, with each month seeing an average of 13 inches of rainfall.