Alachua County (Gainesville)
September
Weather in Alachua County, Florida for September 2026
Your guide to Alachua County weather in September - trends and predictions
Coastal Flood Advisory - See hour by hour.
So far, September 2026 in Alachua County is slightly warmer than the historical average by 0.6 °F.
The forecast for the next days in Alachua County predicts temperatures to be around 32 °F, close to the historical average.
In general, the average temperature in Alachua County 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.
Alachua County 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
Alachua County Weather September
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Temperatures trend during September in Alachua County
See the weather trend as well as the moving average line
September weather in Alachua County 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 Alachua County 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 Alachua County forecast closer to your planned date for the most up-to-date weather information.
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Alachua County in September - FAQ
What are the expected maximum and minimum temperatures in Alachua County 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 Alachua County during September?
Significant rainfall exceeding 339.5 mm is expected in Alachua County during September, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Alachua County during September?
The average wind speed in Alachua County during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Alachua County
Explore the daily rainfall trends and prepare for Alachua Countys September weather 💧
Typically, Alachua County has 26 rainy days in September with a total of 339.5 mm of rainfall.
UV exposure in Alachua County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Alachua County?Get accurate weather forecasts for Alachua County, located at latitude 29.652 and longitude -82.325. Stay updated with localized weather information tailored for Alachua County.
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