Alibori borders Niger to the north, Nigeria to the east, Borgou Department to the south, Atakora Department to the west, and Burkina Faso to the north-west.
Alibori is a fertile region consisting of highland and savannah.
Cotton, corn and cassava are the major crops grown.
The northeast plains slope down to the valley of the Niger River which, along with the Mékrou River, forms the border with Niger.
Other major rivers include the Alibori River, Sota River and Pako River.
The department contains the bulk of Benin's section of the trans-boundary W National Park.

The climate is mostly humid and tropical.
The northern regions of Benin, in general, receives one season of rainfall from May to September, compared to the southern regions which receive two spells from March to July and September to November.
Harmattan winds blow from the northeast from December through March.
The average temperature from April to June is 40 °C (104 °F) in Karimama, while the temperature ranges between 12 and 25 °C (54 and 77 °F) between November and March.
The average elevation of the department is 200 m (660 ft) above the mean sea level.
Alibori borders Niger to the north, Nigeria to the east, Borgou Department to the south, Atakora Department to the west, and Burkina Faso to the north-west. Alibori is a fertile region consisting of highland and savannah. Cotton, corn and cassava are the major crops grown. The northeast plains slope down to the valley of the Niger River which, along with the Mékrou River, forms the border with Niger. Other major rivers include the Alibori River, Sota River and Pako River. The department contains the bulk of Benin's section of the trans-boundary W National Park.
The climate is mostly humid and tropical. The northern regions of Benin, in general, receives one season of rainfall from May to September, compared to the southern regions which receive two spells from March to July and September to November. Harmattan winds blow from the northeast from December through March. The average temperature from April to June is 40 °C (104 °F) in Karimama, while the temperature ranges between 12 and 25 °C (54 and 77 °F) between November and March. The average elevation of the department is 200 m (660 ft) above the mean sea level.
Alibori Department