Vanderburgh County (Evansville)
September
Weather in Vanderburgh County, Indiana for September 2026
Your guide to Vanderburgh County weather in September - trends and predictions
So far, September 2026 in Vanderburgh County shows a warmer trend than usual by 3.2 °F.
The forecast for the upcoming days in Vanderburgh County predicts a temperature of 30.9 °F, which is slightly above the historical average.
In general, the average temperature in Vanderburgh County at the beginning of September is 30.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 24.1 °F by the end of September.
The climate of Vanderburgh County in September is notably wet, with an average of 14 rainy days, and a total of 334.9 mm of precipitation.
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Temperatures
Rain 🌧️
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16
Dry days
14
Rainy days
0
Snow days
28°/16°
Temperatures
16 km/h
Avg max wind
68 %
Avg humidity
Vanderburgh County Weather September
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Temperatures trend during September in Vanderburgh County
See the weather trend as well as the moving average line
September weather in Vanderburgh County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Light rain shower | 32° /17° | 0.3 mm | 7 | |
| Sept. 2 |  Sunny | 32° /17° | 0 mm | 8 | |
| Sept. 3 |  Overcast | 31° /17° | 0 mm | 7 | |
| Sept. 4 | Patchy rain possible | 30° /19° | 33.7 mm | 7 | |
| Sept. 5 | Overcast | 33° /18° | 3.3 mm | 7 | |
| Sept. 6 |  Partly cloudy | 30° /18° | 9.4 mm | 7 | |
| Sept. 7 | Sunny | 26° /12° | 0 mm | 6 | |
| Sept. 8 | Sunny | 29° /10° | 0 mm | 8 | |
| Sept. 9 | Sunny | 29° /14° | 1.8 mm | 7 | |
| Sept. 10 | Sunny | 28° /16° | 33.4 mm | 5 | |
| Sept. 11 | Sunny | 30° /18° | 0.6 mm | 5 | |
| Sept. 12 | Partly cloudy | 31° /18° | 2.7 mm | 7 | |
| Sept. 13 | Light rain shower | 28° /18° | 4.9 mm | 6 | |
| Sept. 14 | Light rain shower | 29° /17° | 3 mm | 7 | |
| Sept. 15 |  Mist | 32° /18° | 0.1 mm | 7 | |
| Sept. 16 | Sunny | 36° /25° | 0 mm | 7.2 | |
| Sept. 17 | Sunny | 38° /26° | 0 mm | 6.9 | |
| Sept. 18 | Sunny | 38° /24° | 1.5 mm | 7.3 | |
| Sept. 19 | Overcast | 36° /24° | 0.2 mm | 5.7 | |
| Sept. 20 | Overcast | 38° /25° | 0 mm | 9 | |
| Sept. 21 | Overcast | 36° /23° | 8.9 mm | 8 | |
| Sept. 22 | Overcast | 32° /22° | 2.3 mm | 8 | |
| Sept. 23 | Overcast | 32° /22° | 5.7 mm | 8 | |
| Sept. 24 | Light rain shower | 27° /20° | 50.5 mm | 6 | |
| Sept. 25 | Patchy rain possible | 21° /16° | 6.8 mm | 5 | |
| Sept. 26 | Sunny | 26° /17° | 0.1 mm | 7 | |
| Sept. 27 | Sunny | 22° /12° | 0 mm | 6 | |
| Sept. 28 | Sunny | 20° /9° | 0 mm | 5 | |
| Sept. 29 | Overcast | 26° /17° | 1 mm | 7 | |
| Sept. 30 | Mist | 27° /18° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Vanderburgh 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 Vanderburgh County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Vanderburgh County in September - FAQ
What are the expected maximum and minimum temperatures in Vanderburgh County during September?
During September, expect a variety of temperatures with highs around 28° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Vanderburgh County during September?
Significant rainfall exceeding 334.9 mm is expected in Vanderburgh County during September, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Vanderburgh County during September?
The average wind speed in Vanderburgh County during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Vanderburgh County
Explore the daily rainfall trends and prepare for Vanderburgh Countys September weather 💧
Typically, Vanderburgh County has 14 rainy days in September with a total of 334.9 mm of rainfall.
UV exposure in Vanderburgh County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Vanderburgh County?Get accurate weather forecasts for Vanderburgh County, located at latitude 37.975 and longitude -87.556. Stay updated with localized weather information tailored for Vanderburgh County.
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