- Dakhlet Nouadhibou
- Hodh Ech Chargui
- Hodh El Gharbi
- Tiris Zemmour
Mauritania has two different climates and is dominated by BWh.
|Hot desert climates||119||BWh||Nouakchott, Nouadhibou, Bogué, Atar, Boutilimit|
|Hot semi-arid climates||4||BSh||Gouraye, Diogoutouro, Zénégué Mandingues, Sélibaby|
Nouakchott has a desert climate. During the year, there is virtually no rainfall. The climate here is classified as BWh by the Köppen-Geiger system. The average annual temperature in Nouakchott is 25.6 °C | 78.0 °F. The annual rainfall is 47 mm | 1.9 inch.
Nouadhibou is considered to have a desert climate. There is virtually no rainfall during the year in Nouadhibou. This climate is considered to be BWh according to the Köppen-Geiger climate classification. In Nouadhibou, the average annual temperature is 21.2 °C | 70.2 °F. In a year, the rainfall is 17 mm | 0.7 inch.