Jacksonville (FL)
September
Weather in Jacksonville, Florida for September 2027
Your guide to Jacksonville weather in September - trends and predictions
In general, the average temperature in Jacksonville at the beginning of September is 31.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 29.8 °C by the end of September.
Jacksonville in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 505.2 mm.
Is September a good time to visit Jacksonville? check out the best time to travel to Jacksonville page.
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Temperatures
Rain 🌧️
More
13
Dry days
17
Rainy days
0
Snow days
30°/23°
Temperatures
16 km/h
Avg max wind
73 %
Avg humidity
Jacksonville Weather September
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Temperatures trend during September in Jacksonville
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September weather in Jacksonville day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Moderate rain | 30° /25° | 20 mm | 8 | |
| Sept. 2 | Moderate rain | 30° /25° | 16.4 mm | 7 | |
| Sept. 3 | Moderate rain | 30° /24° | 13.9 mm | 6 | |
| Sept. 4 |  Heavy rain | 31° /24° | 63.8 mm | 7 | |
| Sept. 5 |  Light rain | 33° /24° | 4.7 mm | 8 | |
| Sept. 6 | Moderate rain | 34° /24° | 21.3 mm | 9 | |
| Sept. 7 | Heavy rain | 30° /24° | 107.6 mm | 6 | |
| Sept. 8 |  Thundery outbreaks possible | 31° /23° | 57.3 mm | 6 | |
| Sept. 9 | Thundery outbreaks possible | 29° /23° | 23.5 mm | 7 | |
| Sept. 10 | Moderate rain | 30° /24° | 12.6 mm | 7 | |
| Sept. 11 | Moderate rain | 30° /23° | 22 mm | 6 | |
| Sept. 12 | Thundery outbreaks possible | 31° /24° | 2.1 mm | 7 | |
| Sept. 13 | Light rain | 31° /24° | 4.8 mm | 6 | |
| Sept. 14 | Light rain | 32° /24° | 3 mm | 6 | |
| Sept. 15 |  Moderate or heavy rain shower | 30° /23° | 7.9 mm | 6 | |
| Sept. 16 | Moderate or heavy rain shower | 31° /24° | 5.7 mm | 6 | |
| Sept. 17 | Light rain | 31° /24° | 3.8 mm | 7 | |
| Sept. 18 |  Patchy rain possible | 31° /24° | 1.7 mm | 7 | |
| Sept. 19 | Patchy rain possible | 31° /23° | 1.6 mm | 7 | |
| Sept. 20 | Light rain | 30° /23° | 4.4 mm | 5 | |
| Sept. 21 | Moderate or heavy rain shower | 30° /23° | 6.4 mm | 6 | |
| Sept. 22 | Light rain | 31° /22° | 2.5 mm | 7 | |
| Sept. 23 | Light rain | 31° /22° | 2.8 mm | 7 | |
| Sept. 24 |  Partly cloudy | 32° /22° | 0 mm | 6 | |
| Sept. 25 | Patchy rain possible | 30° /22° | 1.2 mm | 8 | |
| Sept. 26 | Torrential rain shower | 29° /22° | 27.2 mm | 7 | |
| Sept. 27 | Moderate rain | 29° /23° | 11.9 mm | 7 | |
| Sept. 28 | Torrential rain shower | 30° /23° | 33.8 mm | 6 | |
| Sept. 29 | Moderate rain | 30° /23° | 15.4 mm | 5 | |
| Sept. 30 | Light rain | 30° /23° | 5.8 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Jacksonville 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 Jacksonville forecast closer to your planned date for the most up-to-date weather information.
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Jacksonville in September - FAQ
What are the expected maximum and minimum temperatures in Jacksonville during September?
During September, expect a variety of temperatures with highs around 30° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Jacksonville during September?
Significant rainfall exceeding 505.2 mm is expected in Jacksonville during September, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Jacksonville during September?
The average wind speed in Jacksonville during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Jacksonville
Explore the daily rainfall trends and prepare for Jacksonvilles September weather 💧
Typically, Jacksonville has 17 rainy days in September with a total of 505.2 mm of rainfall.
UV exposure in Jacksonville during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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