September weather forecastLa Goulette, Tunisia

September

Weather in September

September brings the first taste of fall to La Goulette. While the weather still holds the warmth of summer, cooler undertones begin to layer the air, slightly contrasting the August heat. The sea temperature starts its downward journey from the August peak, now marking a slightly cooler 24.7°C (76.5°F). As the month progresses, daylight hours decrease, ushering in the autumn equinox. In its dual essence, September weather narrates a tale of changing seasons.

Sea temperature

In La Goulette, Tunisia, the average seawater temperature in September is 24.7°C (76.5°F).
Note: The allure of a swim in 24.7°C (76.5°F) waters can be influenced by your feelings towards the cold, today's sunshine, the wind's touch, and the ambient warmth. To put it in perspective, Olympic standards demand water temperatures of 25°C (77°F) to 28°C (82.4°F).

Daylight

In La Goulette, the average length of the day in September is 12h and 25min.
On the first day of September in La Goulette, sunrise is at 05:50 and sunset at 18:47. On the last day of the month, sunrise is at 06:13 and sunset at 18:03 CET.

Updated: Feb 5, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In La Goulette, Tunisia, in September, the average water temperature is 24.7°C (76.5°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 24.7°C (76.5°F).

In La Goulette, Tunisia, the average day length in September is 12h and 25min.

On the first day of September in La Goulette, Tunisia, sunrise is at 05:50 and sunset at 18:47. On the last day of the month, sunrise is at 06:13 and sunset at 18:03 CET.

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Average sea temperature

Average daylight

Average sea temperature in September
La Goulette, Tunisia

Average sea temperature in September: 24.7°C

The best month for swimming (with the highest average sea temperature) is August (25.4°C).
The coldest month (with the lowest average sea temperature) is February (14.4°C).

Average daylight in September
La Goulette, Tunisia

Average daylight in September: 12h and 24min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).