Guinea is located on the Atlantic Coast of West Africa and is bordered by Guinea-Bissau, Senegal, Mali, Côte d'Ivoire, Liberia, and Sierra Leone. The country is divided into fou geographic regions: A narrow coastal belt (Lower Guinea); the pastoral Fouta Djallon
highlands (Middle Guinea); the northern savannah (Upper Guinea); and a southeastern rain-forest region (Forest Guinea). The Niger, Gambia, and Senegal Rivers are among the22 West African rivers that have their origins in Guinea.
Climate: The coastal region of Guinea and most of the inland have a tropical climate, with a rainy season lasting from April to November, relatively high and uniform temperatures, and high humidity. Conakry's year-round average high is 29 degrees C (85 degrees F), and the low is 23 degrees C (74 degrees F); its average annual rainfall is 430 centimeters (169 inches). Sahelian Upper Guinea has a shorter rainy season and greater daily temperature variations.