tropical; generally hot and humid; monsoonal-type rainy season (June to November) with southwesterly winds; dry season (December to May) with northeasterly harmattan winds

Terrain:

mostly low coastal plain rising to savanna in east

Elevation extremes:

lowest point: Atlantic Ocean 0 m highest point: unnamed location in the northeast corner of the country 300 m

Natural resources:

fish, timber, phosphates, bauxite, clay, granite, limestone, unexploited deposits of petroleum

Land use:

arable land: 8.31% permanent crops: 6.92% other: 84.77% (2005)

Irrigated land: