Weather is probably a major factor when you plan your trip to Timimoun, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually July and August, with an average temperature of 36°C, while the coldest months are January and December, with an average of 15°C. Between January and March, the daytime average is 26°C and the night-time average is 7°C. Between April and June, temperatures average 41°C during the day and 19°C at night. Between July and September, the temperature averages 44°C during the day and 27°C at night. Between October and December, the average temperature is 32°C during the day and 9°C at night.