September weather forecast
Tunisia

September in Tunisia marks the beginning of the transition from summer to autumn, with temperatures starting to decline across the country. In coastal cities such as Tunis and Sousse, temperatures range from 22°C (71.6°F) to 27°C (80.6°F). Rainfall begins to increase, although it still remains relatively low, with totals averaging between 20mm (0.79") to 30mm (1.18").

In the southern desert regions, including towns like Tataouine and Douz, temperatures begin to drop, fluctuating between 25°C (77°F) and 35°C (95°F). Rainfall in these areas remains minimal, with September typically experiencing less than 5mm (0.2").

In the mountainous regions of the northwest, like Ain Draham, temperatures range from 18°C (64.4°F) to 24°C (75.2°F). Precipitation remains scarce in these regions. The interior regions, such as Kairouan and Gafsa, see a decline in temperatures, with averages ranging from 22°C (71.6°F) to 32°C (89.6°F).

When compared to August, September brings a slight decrease in temperature, signaling the start of the cooler autumn season. Rainfall begins to increase, but remains relatively low across the country. As we move into October, this cooling trend continues, and precipitation begins to increase more noticeably.

---

• Tunis - September »
  In Tunis in September, the average water temperature is 25°C (77°F). On the first day of September in Tunis, sunrise is at 05:50 and sunset at 18:47.
• Sfax - September »
  As September arrives, Sfax starts transitioning from summer heat to a more comfortable phase. In Sfax, during September, the rain falls for 2 days and regularly aggregates up to 24mm (0.94") of precipitation.
• Sousse - September »
  On the last day of September, in Sousse, Tunisia, sunrise is at 06:12 and sunset at 18:02 CET. In Sousse, during September, the rain falls for 4 days and regularly aggregates up to 35mm (1.38") of precipitation.
• Bizerte - September »
  In Bizerte during September, the rain falls for 6 days and regularly aggregates up to 29mm (1.14") of precipitation. On the first day of September in Bizerte sunrise is at 05:50 and sunset at 18:50.
• Gabes - September »
  The beginning of September in Gabes records an average high-temperature of a moderately hot 29.5°C (85.1°F), almost echoing the conditions of the previous month. In Gabes, in September, the average water temperature is 27°C (80.6°F).
• Ariana - September »
  In Ariana, during September, the rain falls for 10.4 days and regularly aggregates up to 27mm (1.06") of precipitation. In Ariana, during September, the rain falls for 10.4 days and regularly aggregates up to 27mm (1.06") of precipitation.
• Gafsa - September »
  The average heat index, which represents the influence of relative humidity on air temperature, in September is computed to be 35°C (95°F). Gafsa observes a distinct decrease from peak daytime temperatures, with an average low-temperature of 18.8°C (65.8°F) throughout the month of September.
• Ben Arous - September »
  On the first day of September in Ben Arous, sunrise is at 05:49 and sunset at 18:48. Ben Arous observes a small decrease in the average high-temperature with the arrival of September, falling from August's hot 32.4°C (90.3°F) to a moderately hot 28.6°C (83.5°F).
• Monastir - September »
  In Monastir in September, it is raining for 4 days, with typically 33mm (1.3") of accumulated precipitation. Despite the onset of fall in September, Monastir continues to experience warm temperatures averaging a high of 29.5°C (85.1°F).
• Tataouine - September »
  In Tataouine, Tunisia, during September, the rain falls for 2 days and regularly aggregates up to 16mm (0.63") of precipitation. On the first day of September in Tataouine, sunrise is at 05:52 and sunset at 18:44.
• Beja - September »
  Beja demonstrates a significant disparity from daytime highs throughout the month of September, with an average nighttime temperature of 15.3°C (59.5°F). In Beja during September, the rain falls for 9 days and regularly aggregates up to 34mm (1.34") of precipitation.
• Hammamet - September »
  On the last day of September, in Hammamet, sunrise is at 06:11 and sunset at 18:03 CET. As August makes way for September, Hammamet's average high-temperature eases from a tropical 32°C (89.6°F) to a warm 29°C (84.2°F).