When you're dreaming of a escape to Andriamena, make sure that you take the year-round temperatures into account. The hottest months are usually October and November, with an average temperature of 28°C, while the coldest months are July and August, with an average of 25°C. The rainiest months in Andriamena are January, February, December and March, with each month seeing an average of 396 mm of rainfall.