Swimming in Tunisia in september 2025 Sea temperature by city in september
Do you want to go to the beach in Tunisia in september 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in september in Tunisia by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Tunisia in september 2025
Here, find the average sea temperature in Tunisia in september in several coastal cities.
Djerba in september
81°F
min: 79°F / max: 84°F
Guellala
81°F
min: 79°F / max: 84°F
Mellita
81°F
min: 79°F / max: 83°F
81°F
min: 79°F / max: 84°F
North in september
77°F
min: 74°F / max: 80°F
78°F
min: 75°F / max: 81°F
79°F
min: 76°F / max: 81°F
76°F
min: 73°F / max: 79°F
77°F
min: 74°F / max: 80°F
77°F
min: 74°F / max: 80°F
Central Coast in september
81°F
min: 79°F / max: 84°F
81°F
min: 79°F / max: 84°F
81°F
min: 79°F / max: 84°F
Where should you go swimming in Tunisia in the month of september?
Swimming in Tunisia in september is ideal (in the best case scenario)
In september in Tunisia swimming conditions vary by city. Details below:
In september in Houmt El Souk, Djerba, Sfax, Gabès, Guellala, Kerkennah, La Chebba, Mellita, Midoun and Salakta, swimming conditions are perfect! With water reaching a maximum of 84°F and an average of 81°F, going in the water (and staying there!) feels great.
As for Tunis, Hammamet, Monastir, Bizerte, Carthage, Gammarth, Hammam Lif, Mahdia, Nabeul, Soussa, Al Haouaria, Al Matlin, Bouficha, Cap Angela, Cap Serrat, Dar Allouche, Ghedhabna, Hergla, Korba, Korbous, Melloulech, Menzel Temime, Mrissa, Ejjehmi, Rass Dimes, Sidi Mechreg, Sidi-Bou-Saïd, Tabarka, Tazarka, Kelibia, Rades and Rafraf, swimming is pleasant in september. The sea water is 77°F on average (min: 74°F/max: 80°F) so you can easily spend time in the water.
Where to go swimming in Tunisia in september: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in september
Houmt El Souk
| September | |||
| Average sea temperature | 81°F | ||
| Minimum sea temperature | 79°F | ||
| Maximum sea temperature | 84°F | ||
| Average outside temperature | 83°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 81°F | ||
| Precipitation | 1in | ||
| Number of days of precipitation | 2 jour(s) (5%) | ||
| Cloud cover | 14% | ||
| Our opinion | ideal swimming |
More information on swimming in Houmt El Souk in september
Tunis
| September | |||
| Average sea temperature | 77°F | ||
| Minimum sea temperature | 74°F | ||
| Maximum sea temperature | 80°F | ||
| Average outside temperature | 81°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 76°F | ||
| Precipitation | 2in | ||
| Number of days of precipitation | 3 jour(s) (10%) | ||
| Cloud cover | 17% | ||
| Our opinion | pleasant swimming |
More information on swimming in Tunis in september
Djerba
| September | |||
| Average sea temperature | 81°F | ||
| Minimum sea temperature | 79°F | ||
| Maximum sea temperature | 84°F | ||
| Average outside temperature | 83°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 81°F | ||
| Precipitation | 1in | ||
| Number of days of precipitation | 2 jour(s) (5%) | ||
| Cloud cover | 14% | ||
| Our opinion | ideal swimming |
More information on swimming on the island of Djerba in september
Hammamet
| September | |||
| Average sea temperature | 78°F | ||
| Minimum sea temperature | 75°F | ||
| Maximum sea temperature | 81°F | ||
| Average outside temperature | 81°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 76°F | ||
| Precipitation | 2.7in | ||
| Number of days of precipitation | 4 jour(s) (14%) | ||
| Cloud cover | 18% | ||
| Our opinion | pleasant swimming |
More information on swimming in Hammamet in september
Monastir
| September | |||
| Average sea temperature | 79°F | ||
| Minimum sea temperature | 76°F | ||
| Maximum sea temperature | 81°F | ||
| Average outside temperature | 81°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 2.1in | ||
| Number of days of precipitation | 3 jour(s) (10%) | ||
| Cloud cover | 16% | ||
| Our opinion | pleasant swimming |
More information on swimming in Monastir in september
List of coastal cities in Tunisia
| Houmt El Souk in september | ideal swimming |
| Tunis in september | pleasant swimming |
| Djerba in september | ideal swimming |
| Hammamet in september | pleasant swimming |
| Monastir in september | pleasant swimming |
| Sfax in september | ideal swimming |
| Bizerte in september | pleasant swimming |
| Carthage in september | pleasant swimming |
| Gabès in september | ideal swimming |
| Gammarth in september | pleasant swimming |
| Hammam Lif in september | pleasant swimming |
| Mahdia in september | pleasant swimming |
| Nabeul in september | pleasant swimming |
| Soussa in september | pleasant swimming |
| Al Haouaria in september | pleasant swimming |
| Al Matlin in september | pleasant swimming |
| Bouficha in september | pleasant swimming |
| Cap Angela in september | pleasant swimming |
| Cap Serrat in september | pleasant swimming |
| Dar Allouche in september | pleasant swimming |
| Ghedhabna in september | pleasant swimming |
| Guellala in september | ideal swimming |
| Hergla in september | pleasant swimming |
| Kerkennah in september | ideal swimming |
| Korba in september | pleasant swimming |
| Korbous in september | pleasant swimming |
| La Chebba in september | ideal swimming |
| Mellita in september | ideal swimming |
| Melloulech in september | pleasant swimming |
| Menzel Temime in september | pleasant swimming |
| Midoun in september | ideal swimming |
| Mrissa in september | pleasant swimming |
| Ejjehmi in september | pleasant swimming |
| Rass Dimes in september | pleasant swimming |
| Salakta in september | ideal swimming |
| Sidi Mechreg in september | pleasant swimming |
| Sidi-Bou-Saïd in september | pleasant swimming |
| Tabarka in september | pleasant swimming |
| Tazarka in september | pleasant swimming |
| Kelibia in september | pleasant swimming |
| Rades in september | pleasant swimming |
| Rafraf in september | pleasant swimming |