The highest day temperature in September 2026 was 94°F. The lowest night temperature was 70°F. The average values for day and night temperatures during September were 82.6°F и 77.4°F respectivly.

The average sea surface temperature in September 2026 for Sciacca was 82.7°F. The maximum and minimum values were 80.6°F and 86.4°F respectively.

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

Precipitation total in September for Sciacca is 0.7 in.

The average wind speed in September is 8.2 mph. This value is relatively stable throughout the year.

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 Sciacca in September is 10.3 hours.