As in most of West Africa, Nigeria's climate is characterized by strong latitudinal zones, becoming progressively drier as one moves north from the coast. Rainfall is the key climatic variable, and there is a marked alternation of wet and dry seasons in most areas.
Naira (NGN; symbol ₦) = 100 kobo. Notes are in denominations of ₦500, 200, 100, 50, 20, 10 and 5. Coins are in denominations of ₦1 and kobo 25, 10, 5 and 1.
The culture of Nigeria is shaped by Nigeria’s multiple ethnic groups. The country has over 50 languages and over 250 dialects and ethnic groups. The three largest ethnic groups are the Hausa-Fulani who are predominant in the north, the Igbo who are predominant in the southeast, and the Yoruba who are predominant in the southwest.