Weather is probably a major factor when you plan your trip to Martim de Sá, but bear in mind that cheaper options are usually available when the weather isn’t as good. The hottest months are usually February and January, with an average temperature of 24°C, while the coldest months are July and August, with an average of 20°C. The rainiest months in Martim de Sá are January, February, March and December, with each month seeing an average of 273 mm of rainfall.