Ouled Moussa's winters are mild, with temperatures ranging from 3-27°C in January and December, averaging around 13-14°C. Spring brings gradual warming, with April and May temperatures peaking at 29-32°C, while summer is hot and dry, with July and August temperatures frequently reaching 39-43°C. Autumn is characterized by a decline in temperature, with October's highs still warm but November and December returning to winter-like conditions. The hottest months are June, July, and August, while the coolest are January, February, and December.