Fort Myers (FL)
September
Weather in Fort Myers, Florida for September 2025
Your guide to Fort Myers weather in September - trends and predictions
Until now, September 2025 in Fort Myers is slightly cooler than the historical average by -1.5 °F.
The forecast for the next days in Fort Myers predicts temperatures to be around 32 °F, close to the historical average.
In general, the average temperature in Fort Myers at the beginning of September is 31.1 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 31.4 °F by the end of September.
Fort Myers in September brings notable rainfall, with an average of 19 rainy days and a total precipitation of 311.3 mm.
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Temperatures
Rain 🌧️
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11
Dry days
19
Rainy days
0
Snow days
32°/25°
Temperatures
19 km/h
Avg max wind
74 %
Avg humidity
Fort Myers Weather September
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Temperatures trend during September in Fort Myers
See the weather trend as well as the moving average line
September weather in Fort Myers day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Light rain shower | 32° /25° | 4.4 mm | 7 | |
| Sept. 2 | Light rain shower | 30° /24° | 15.5 mm | 7 | |
| Sept. 3 | Light rain shower | 32° /24° | 14.6 mm | 7 | |
| Sept. 4 |  Moderate or heavy rain shower | 32° /26° | 25.8 mm | 7 | |
| Sept. 5 | Light rain shower | 31° /25° | 40.8 mm | 7 | |
| Sept. 6 | Patchy rain possible | 30° /25° | 36.7 mm | 7 | |
| Sept. 7 | Light rain shower | 31° /26° | 4.3 mm | 7 | |
| Sept. 8 | Light rain shower | 32° /25° | 2.2 mm | 7 | |
| Sept. 9 | Light rain shower | 31° /25° | 28.7 mm | 7 | |
| Sept. 10 | Moderate or heavy rain shower | 31° /25° | 17.1 mm | 7 | |
| Sept. 11 | Light rain shower | 32° /24° | 8.4 mm | 7 | |
| Sept. 12 | Patchy rain possible | 30° /25° | 7.8 mm | 7 | |
| Sept. 13 | Patchy rain possible | 31° /24° | 8.2 mm | 7 | |
| Sept. 14 | Patchy rain possible | 33° /23° | 0 mm | 7 | |
| Sept. 15 |  Partly cloudy | 34° /22° | 0 mm | 2.3 | |
| Sept. 16 |  Cloudy | 33° /24° | 0.1 mm | 2.2 | |
| Sept. 17 | Cloudy | 31° /24° | 0 mm | 0.6 | |
| Sept. 18 | Patchy rain possible | 34° /22° | 0.9 mm | 0.4 | |
| Sept. 19 | Patchy rain possible | 31° /23° | 2.5 mm | 0 | |
| Sept. 20 | Patchy rain possible | 31° /23° | 0.8 mm | 6 | |
| Sept. 21 | Patchy rain possible | 30° /24° | 0.9 mm | 6 | |
| Sept. 22 |  Sunny | 31° /26° | 0 mm | 7 | |
| Sept. 23 | Patchy rain possible | 32° /26° | 0.3 mm | 6 | |
| Sept. 24 | Patchy rain possible | 32° /26° | 1 mm | 6 | |
| Sept. 25 | Patchy rain possible | 31° /25° | 1.4 mm | 6 | |
| Sept. 26 | Patchy rain possible | 28° /25° | 3.4 mm | 6 | |
| Sept. 27 | Patchy rain possible | 31° /26° | 1.3 mm | 6 | |
| Sept. 28 | Sunny | 32° /23° | 0 mm | 7 | |
| Sept. 29 | Partly cloudy | 33° /26° | 0 mm | 8 | |
| Sept. 30 |  Mist | 33° /26° | 0 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Fort Myers in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Fort Myers forecast closer to your planned date for the most up-to-date weather information.
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Fort Myers in September - FAQ
What are the expected maximum and minimum temperatures in Fort Myers during September?
During September, expect a variety of temperatures with highs around 32° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Fort Myers during September?
Significant rainfall exceeding 311.3 mm is expected in Fort Myers during September, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Fort Myers during September?
The average wind speed in Fort Myers during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Fort Myers
Explore the daily rainfall trends and prepare for Fort Myerss September weather 💧
UV exposure in Fort Myers during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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