The highest day temperature in September 2023 was 85°F. The lowest night temperature was 73°F. The average values for day and night temperatures during September were 80.6°F и 77.7°F respectivly.

The average sea surface temperature in September 2023 for Formentera was 82.3°F. The maximum and minimum values were 80.2°F and 84.6°F respectively.

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

Precipitation total in September for Formentera is 1.4 in. It makes september one of the most rainy months of the year.

The average wind speed in September is 9.8 mph. It makes September one of the most windless months of the year for Formentera.

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 Formentera in September is 10.0 hours.