Visiting local bars in Conceicao do Araguaia is better when you know what the weather holds. These temperatures and rainfall averages can help you determine the best time for bar-hopping. The hottest months are usually September and August, with an average temperature of 29°C, while the coldest months are July and June, with an average of 26°C. The rainiest months in Conceicao do Araguaia are March, January, February and December, with each month seeing an average of 315 mm of rainfall.