The highest day temperature in September 2026 was 101°F. The lowest night temperature was 76°F. The average values for day and night temperatures during September were 89.8°F и 79.6°F respectivly.

The average sea surface temperature in September 2026 for Mahdia was 88.3°F. The maximum and minimum values were 84.8°F and 91.6°F respectively.

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation total in September for Mahdia is 0.7 in.

The average wind speed in September is 11.5 mph. It makes September one of the most windless months of the year for Mahdia.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Mahdia in September is 10.2 hours.