Naples (FL)
September
Weather in Naples, Florida for September 2025
Your guide to Naples weather in September - trends and predictions
Until now, September 2025 in Naples is slightly cooler than the historical average by -1 °F.
The forecast for the next days in Naples predicts temperatures to be around 31 °F, close to the historical average.
In general, the average temperature in Naples at the beginning of September is 30.3 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 30.7 °F by the end of September.
Naples experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 426.2 mm.
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Temperatures
Rain 🌧️
More
7
Dry days
23
Rainy days
0
Snow days
31°/26°
Temperatures
21 km/h
Avg max wind
76 %
Avg humidity
Naples Weather September
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Temperatures trend during September in Naples
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September weather in Naples day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Light drizzle | 30° /26° | 10.1 mm | 7 | |
| Sept. 2 |  Light rain shower | 30° /26° | 22.1 mm | 7 | |
| Sept. 3 | Patchy light rain | 31° /25° | 5.7 mm | 7 | |
| Sept. 4 |  Patchy light rain with thunder | 31° /26° | 21.2 mm | 7 | |
| Sept. 5 | Light rain shower | 30° /26° | 54.8 mm | 7 | |
| Sept. 6 | Light rain shower | 30° /26° | 114.1 mm | 7 | |
| Sept. 7 | Light rain shower | 30° /26° | 20.1 mm | 7 | |
| Sept. 8 | Patchy rain possible | 31° /26° | 2.2 mm | 7 | |
| Sept. 9 | Patchy rain possible | 30° /25° | 17.7 mm | 7 | |
| Sept. 10 | Light rain shower | 31° /26° | 10.8 mm | 7 | |
| Sept. 11 | Patchy rain possible | 31° /25° | 8 mm | 7 | |
| Sept. 12 | Patchy rain possible | 29° /25° | 9.6 mm | 7 | |
| Sept. 13 | Patchy light drizzle | 30° /25° | 25.1 mm | 7 | |
| Sept. 14 |  Sunny | 31° /25° | 0 mm | 8 | |
| Sept. 15 | Patchy rain possible | 33° /24° | 2.5 mm | 2.3 | |
| Sept. 16 | Patchy rain possible | 33° /24° | 4 mm | 1.9 | |
| Sept. 17 |  Moderate rain | 32° /24° | 5.6 mm | 0.5 | |
| Sept. 18 | Patchy rain possible | 33° /23° | 1 mm | 0.3 | |
| Sept. 19 | Moderate rain | 30° /23° | 5 mm | 0 | |
| Sept. 20 | Patchy rain possible | 30° /24° | 0.7 mm | 6 | |
| Sept. 21 |  Partly cloudy | 29° /24° | 0 mm | 7 | |
| Sept. 22 | Patchy rain possible | 30° /27° | 0.1 mm | 6 | |
| Sept. 23 | Patchy rain possible | 30° /27° | 0.2 mm | 6 | |
| Sept. 24 | Patchy rain possible | 31° /27° | 0.9 mm | 6 | |
| Sept. 25 | Patchy rain possible | 31° /26° | 2.4 mm | 6 | |
| Sept. 26 | Patchy rain possible | 29° /27° | 4.4 mm | 6 | |
| Sept. 27 | Patchy rain possible | 30° /27° | 1.9 mm | 6 | |
| Sept. 28 | Sunny | 30° /25° | 0 mm | 7 | |
| Sept. 29 | Partly cloudy | 33° /27° | 0 mm | 8 | |
| Sept. 30 |  Mist | 31° /25° | 0 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Naples 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 Naples forecast closer to your planned date for the most up-to-date weather information.
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Naples in September - FAQ
What are the expected maximum and minimum temperatures in Naples during September?
During September, expect a variety of temperatures with highs around 31° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Naples during September?
Significant rainfall exceeding 426.2 mm is expected in Naples during September, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Naples during September?
The average wind speed in Naples during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Naples
Explore the daily rainfall trends and prepare for Napless September weather 💧
UV exposure in Naples during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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