Gainesville (FL)
September
Weather in Gainesville, Florida for September 2026
Your guide to Gainesville weather in September - trends and predictions
Coastal Flood Advisory - See hour by hour.
So far, September 2026 in Gainesville is slightly warmer than the historical average by 0.6 °F.
The forecast for the next days in Gainesville predicts temperatures to be around 32 °F, close to the historical average.
In general, the average temperature in Gainesville at the beginning of September is 31.4 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 31.6 °F by the end of September.
Gainesville experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 339.5 mm.
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Temperatures
Rain 🌧️
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4
Dry days
26
Rainy days
0
Snow days
30°/23°
Temperatures
13 km/h
Avg max wind
77 %
Avg humidity
Gainesville Weather September
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Temperatures trend during September in Gainesville
See the weather trend as well as the moving average line
September weather in Gainesville day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Light drizzle | 31° /23° | 4.4 mm | 7 | |
| Sept. 2 |  Patchy rain possible | 31° /23° | 56.4 mm | 7 | |
| Sept. 3 |  Patchy light rain with thunder | 31° /23° | 58.7 mm | 6 | |
| Sept. 4 |  Moderate or heavy rain shower | 31° /23° | 5.5 mm | 8 | |
| Sept. 5 | Light rain shower | 33° /23° | 2.7 mm | 7 | |
| Sept. 6 | Light rain shower | 32° /22° | 30.4 mm | 7 | |
| Sept. 7 | Light rain shower | 31° /23° | 2.1 mm | 5 | |
| Sept. 8 | Light rain shower | 30° /23° | 12.8 mm | 8 | |
| Sept. 9 | Moderate or heavy rain shower | 28° /23° | 37.1 mm | 7 | |
| Sept. 10 | Light rain shower | 28° /22° | 34.2 mm | 7 | |
| Sept. 11 | Moderate or heavy rain shower | 31° /22° | 39 mm | 8 | |
| Sept. 12 | Light rain shower | 30° /21° | 4.9 mm | 7 | |
| Sept. 13 | Moderate or heavy rain shower | 30° /22° | 5.7 mm | 5 | |
| Sept. 14 | Light rain shower | 32° /22° | 3.5 mm | 6 | |
| Sept. 15 | Light rain shower | 30° /22° | 3.4 mm | 6 | |
| Sept. 16 | Light rain shower | 31° /22° | 1.4 mm | 6 | |
| Sept. 17 |  Overcast | 30° /22° | 11.4 mm | 8 | |
| Sept. 18 |  Mist | 32° /22° | 4.9 mm | 7 | |
| Sept. 19 | Light rain shower | 32° /22° | 3.2 mm | 7 | |
| Sept. 20 | Fog | 31° /22° | 8.1 mm | 5 | |
| Sept. 21 | Patchy light rain with thunder | 31° /22° | 2.8 mm | 6 | |
| Sept. 22 | Fog | 32° /21° | 0.5 mm | 7 | |
| Sept. 23 |  Cloudy | 33° /22° | 5.9 mm | 6 | |
| Sept. 24 | Overcast | 32° /22° | 0.4 mm | 5 | |
| Sept. 25 | Cloudy | 31° /24° | 2.4 mm | 7 | |
| Sept. 26 |  Sunny | 29° /17° | 0 mm | 8.2 | |
| Sept. 27 | Overcast | 31° /18° | 0 mm | 7.2 | |
| Sept. 28 | Patchy rain possible | 33° /21° | 0.4 mm | 7.8 | |
| Sept. 29 | Sunny | 32° /21° | 1.1 mm | 7.9 | |
| Sept. 30 | Sunny | 33° /22° | 0 mm | 8 | |
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Important Notice
Our weather forecast for Gainesville 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 Gainesville forecast closer to your planned date for the most up-to-date weather information.
Change Month
Gainesville in September - FAQ
What are the expected maximum and minimum temperatures in Gainesville 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 Gainesville during September?
Significant rainfall exceeding 339.5 mm is expected in Gainesville during September, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Gainesville during September?
The average wind speed in Gainesville during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Gainesville
Explore the daily rainfall trends and prepare for Gainesvilles September weather 💧
Typically, Gainesville has 26 rainy days in September with a total of 339.5 mm of rainfall.
UV exposure in Gainesville during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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