Mamou has a
tropical savanna climate (
Köppen climate classification Aw). {{Weather box | width = auto | collapsed = yes | metric first = yes | single line = yes | location = Mamou (1991–2020) | Jan high C = 31.5 | Feb high C = 33.4 | Mar high C = 34.3 | Apr high C = 33.4 | May high C = 30.8 | Jun high C = 28.2 | Jul high C = 26.6 | Aug high C = 26.3 | Sep high C = 27.4 | Oct high C = 28.6 | Nov high C = 30.2 | Dec high C = 31.0 | year high C = 30.1 | Jan low C = 14.1 | Feb low C = 15.9 | Mar low C = 17.9 | Apr low C = 20.0 | May low C = 19.0 | Jun low C = 18.4 | Jul low C = 18.0 | Aug low C = 18.0 | Sep low C = 17.8 | Oct low C = 17.6 | Nov low C = 16.3 | Dec low C = 14.2 | year low C = 17.3 | precipitation colour = green | Jan precipitation mm = 4.7 | Feb precipitation mm = 3.2 | Mar precipitation mm = 18.9 | Apr precipitation mm = 81.2 | May precipitation mm = 148.8 | Jun precipitation mm = 221.7 | Jul precipitation mm = 315.5 | Aug precipitation mm = 424.8 | Sep precipitation mm = 328.8 | Oct precipitation mm = 199.7 | Nov precipitation mm = 43.8 | Dec precipitation mm = 2.2 | year precipitation mm = 1793.3 | source =
NOAA (humidity 1961–1990) == Schools ==