When you're planning your trip to Mala'efo'ou, make sure that you take the year-round temperatures into account. The hottest months are usually January and March, with an average temperature of 28°C, while the coldest months are August and September, with an average of 27°C. The rainiest months in Mala'efo'ou are February, January, December and March, with each month seeing an average of 424 mm of rainfall.