When you’re dreaming of a escape to Dois Irmaos do Buriti, year-round temperatures and rainfall may be important factors to consider. The hottest months are usually September and October with an average temp of 81°F, while the coldest months are July and June with an average of 72°F. The rainiest months in Dois Irmaos do Buriti are January, December, February, and March, with each month seeing an average of 9 inches of rainfall.