The highest day temperature in September 2026 was 99°F. The lowest night temperature was 68°F. The average values for day and night temperatures during September were 93.4°F и 78.1°F respectivly.

The average sea surface temperature in September 2026 for Destin was 89.6°F. The maximum and minimum values were 86.8°F and 91.2°F respectively.

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

Precipitation total in September for Destin is 1.5 in. It makes september one of the most rainy months of the year.

The average wind speed in September is 7.8 mph. It makes September one of the most windless months of the year for Destin.

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 Destin in September is 7.7 hours.