The highest day temperature in September 2023 was 92°F. The lowest night temperature was 79°F. The average values for day and night temperatures during September were 89.2°F и 84.6°F respectivly.

The average sea surface temperature in September 2023 for Clearwater Beach was 89.4°F. The maximum and minimum values were 86.4°F and 92.0°F respectively.

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

Precipitation total in September for Clearwater Beach is 2.3 in. It makes september one of the most rainy months of the year.

The average wind speed in September is 10.0 mph. It makes September one of the most windless months of the year for Clearwater Beach.

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 Clearwater Beach in September is 6.3 hours.