M'Sila has three different climates and the most prevalent ones are BSk, BWk.
|Cold semi-arid climates||52||BSk||M'Sila, Magra, Medjedel, Khettouti Sed El Djir, Bordj Belkherif|
|Cold desert climates||44||BWk||Bou Saâda, Ain Lahneche, Aïn Khermane, Sidi M'hamed (Village agricole), Mohamed Boudiaf (Dar El Hamada)|
|Hot-summer Mediterranean climate||2||Csa||Melouza, Zitout|
M'Sila is considered to have a desert climate. During the year, there is virtually no rainfall in M'Sila. The climate here is classified as BWh by the Köppen-Geiger system. The temperature here averages 18.6 °C | 65.4 °F. In a year, the rainfall is 249 mm | 9.8 inch.