Weather in Tunis in September 2025
Average weather
Average temperature in Tunis in September
Going from a maximum of +37°C during the day to a minimum of +19°C during the night, the temperature in September averages around +31°C.
The average maximum temperature goes down 11% by the end of the month, compared with the beginning of the month, from +31°C to +29°C.
Is Tunis warm or cold in September?
Tunis is typically warm in September.
Maximum temperatures go down compared to the previous month from +32°C to +29°C. The minimum temperature also goes down from +23°C to +21°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
September is one of the warmest months in Tunis, here is the comparison with other months:
Climate in Tunis in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +32°C | +29°C | +25°C | ||||
| Min. temperature | ||||||
| +18°C | +16°C | +11°C | ||||
| Max. temperature | ||||||
| +44°C | +39°C | +36°C | ||||
| Rainfall | ||||||
| 7 mm | 29 mm | 39 mm | ||||
| Wind | ||||||
| 3 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 60% | 67% | 71% | ||||
| Air pressure | ||||||
| 1013 HPa | 1015 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 21 | 10 | 8 | ||||
| Cloudy days | ||||||
| 4 | 9 | 11 | ||||
| Rainy days | ||||||
| 3 | 5 | 7 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
September typically has worse weather conditions compared to August. It’s getting colder in September. From +32°C in the day, the average maximum temperature lowers to +29°C. Prepare for more rain. Average rainfall goes from 7 mm to 29 mm. Humidity rises from 60% to 67%. Winds are calmer in comparison to August, going down from 3 m/s to 2 m/s on average. The days becoming less sunny, going from 21 sunny days in August to 10 in September.
October brings much the same weather, it remains good.
Wind
The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Tunis is gradually increasing during September, going from 2 m/s to 3 m/s over the course of the month.
How was the weather last September in Tunis?
Climate Change over Years
The climate in Tunis in September has not changed much over the last 43 years.
The average temperature was the lowest in 1980 (+21°C) and the highest in 2023 (+25°C). The driest year was 2022 with only 167 mm of rainfall, and the wettest year was 2003 with 605 mm.
FAQ
Is September a good time to visit Tunis?
Can you sunbathe in Tunis in September?
Is Tunis rainy in September?
Is it sunny in Tunis in September?
Other cities in Tunisia
Monthly weather in Tunis
Source of the data
For this page, we’ve looked at the typical weather in Tunis, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.