See the Sahara in Tunisia
The best time to visit the Sahara is more towards the winter. This means more bearable temperatures in south of Tunisia.
Gammarth Weather in September
Thinking of visiting Gammarth in September? Expect high temperatures reaching 28°C (82°F) during the day, dropping to 22°C (72°F) at night, with some rainfall likely.
Rainfall in Gammarth in September
Looking at the last 30 years, the data shows about 5 days with rain, averaging 43 mm (1.7 in) for the month. Although rain is not especially frequent, individual showers can still be quite heavy.
Temperature in Gammarth in September
Gammarth has excellent weather in September, with days reaching 28°C (82°F) and nights cooling to 22°C (72°F). September marks the summer season. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. At 22°C (72°F) overnight, nights are warm enough to sit outside comfortably in light clothing.
Sunshine in Gammarth in September
Enjoy a sunny month with about 260 hours of sunshine, the clear skies make Gammarth even more beautiful.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, June, September, October and November typically offer the best weather for Gammarth.
Gammarth Temperature in September
Min Temperature
22°C (72°F)
Max Temperature
28°C (82°F)
Chance of Rain
15%
Precipitation
43 mm (1.7 in)
Rainy days
5 days
Humidity
68% *
Sunshine
260 hours *
Percentage Sunshine
*
* Data from: Tunis, Tunisia (16 KM, 9 Miles).
Gammarth Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Gammarth - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Gammarth typically drop from around 32°C (90°F) at the start of September to approximately 28°C (82°F) by the end. Nights are warm, with lows typically ranging from 19°C (66°F) to 22°C (72°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Gammarth in September
Browse day-by-day weather records for Gammarth spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Gammarth historical weather extremes in September
Based on 22 years of weather observations in Gammarth between 2004 and 2026, these are the recorded extremes.
- Gammarth recorded its highest September temperature of 42°C (108°F) on September 2, 2011.
- Gammarth experienced its chilliest September day on September 27, 2008, reaching only 21°C (70°F).
- Gammarth registered its coldest September night on September 22, 2011, with temperatures dropping to 15°C (59°F).
Best Places in Tunisia in September
Find out more about the weather in Tunisia and which places have the best travel conditions in this month. See all of Tunisia in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Gammarth in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Gammarth in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming10/10 -
Cycling8/10 -
Walking8/10 -
Barbeque10/10 -
Camping10/10 -
Outdoor sports8/10
Gammarth 3-Day Forecast
More climate data for Gammarth
Temperature Rainfall Sunshine Humidity
See the full Gammarth climate overview or explore weather in Tunisia.
Popular in September
Where to go in September - average daytime high across popular destinations.
Monastir
31°C (88°F) Port El Kantaoui30°C (86°F) Midoun
31°C (88°F) Sousse31°C (88°F) Ariana29°C (84°F) Tunis30°C (86°F) Hammamet29°C (84°F) Nabeul28°C (82°F) Bucket list
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