Taking into account the local weather in Dezesseis de Novembro is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually January and February with an average temp of 77°F, while the coldest months are July and June with an average of 60°F. The rainiest months in Dezesseis de Novembro are October, November, January, and September, with each month seeing an average of 9 inches of rainfall.