Planning for the weather is a good way to make your trip to Miandrivazo relaxing and enjoyable, especially when you're splurging. The hottest months are usually October and November, with an average temperature of 20°C, while the coldest months are July and June, with an average of 15°C. The rainiest months in Miandrivazo are January, February, December and March, with each month seeing an average of 326 mm of rainfall.