Climate averages 1991–2020

Weather in Madagascar.

ClimaNote covers 12 cities in Madagascar, starting with Antananarivo, Toamasina and Antsirabe. Open a city for charts and a table of all 12 months, or open a month for a side-by-side comparison of cities in the atlas.

Across these cities the yearly average high ranges from 21.2°C in Antanifotsy to 31.4°C in Mahajanga, and yearly rainfall from 572 mm in Toliara to 2,260 mm in Toamasina. The hottest city-month is October in Mahajanga, with an average high of 33.6°C, and the coolest is July in Antanifotsy, at 16.6°C. By single month, the most rain falls in January in Mahajanga, with 431 mm, and the least in June in Mahajanga, with under 1 mm.

November is the warmest month in 4 cities, October in 2, December in 2 and January in 1 (in 3 other cities two or more months tie); July is the coolest in 11 cities (in 1 other city two or more months tie). January is the wettest month in 9 cities, March in 2 and February in 1; September is the driest in 4 cities, August in 3, July in 2, June in 1 and November in 1 (in 1 other city two or more months tie). Of these cities, 1 has a month with under 1 mm of rain and 6 have a month with more than 300 mm of rain; none has a month with an average high below 2.0°C.