Vigo County (Terre Haute)
September
Weather in Vigo County, Indiana for September 2026
Your guide to Vigo County weather in September - trends and predictions
So far, September 2026 in Vigo County shows a warmer trend than usual by 2.9 °F.
Expect cooler weather in the next days in Vigo County with the forecast suggesting a temperature of 27.2 °F, lower than the historical average.
In general, the average temperature in Vigo County at the beginning of September is 30.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.6 °F by the end of September.
Vigo County experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 278.5 mm.
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Temperatures
Rain 🌧️
More
22
Dry days
8
Rainy days
0
Snow days
27°/15°
Temperatures
15 km/h
Avg max wind
73 %
Avg humidity
Vigo County Weather September
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Temperatures trend during September in Vigo County
See the weather trend as well as the moving average line
September weather in Vigo County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Cloudy | 31° /15° | 0 mm | 7 | |
| Sept. 2 |  Sunny | 33° /16° | 0 mm | 8 | |
| Sept. 3 |  Fog | 32° /18° | 0 mm | 7 | |
| Sept. 4 |  Patchy light rain | 31° /18° | 10.1 mm | 7 | |
| Sept. 5 |  Overcast | 31° /16° | 0 mm | 7 | |
| Sept. 6 |  Moderate rain | 26° /15° | 4.1 mm | 6 | |
| Sept. 7 |  Partly cloudy | 27° /12° | 0 mm | 7 | |
| Sept. 8 | Sunny | 27° /11° | 0 mm | 6 | |
| Sept. 9 | Cloudy | 28° /14° | 0.2 mm | 6 | |
| Sept. 10 | Overcast | 26° /17° | 2.2 mm | 4 | |
| Sept. 11 |  Moderate rain at times | 29° /17° | 3.3 mm | 4 | |
| Sept. 12 | Partly cloudy | 30° /17° | 2.2 mm | 5 | |
| Sept. 13 | Overcast | 29° /18° | 0 mm | 7 | |
| Sept. 14 |  Thundery outbreaks possible | 28° /16° | 0 mm | 7 | |
| Sept. 15 | Fog | 30° /18° | 0 mm | 7 | |
| Sept. 16 |  Light rain shower | 30° /22° | 14.6 mm | 6.7 | |
| Sept. 17 | Sunny | 33° /23° | 0.9 mm | 6.7 | |
| Sept. 18 | Sunny | 31° /21° | 1.9 mm | 6.9 | |
| Sept. 19 | Overcast | 31° /22° | 0.8 mm | 5.1 | |
| Sept. 20 | Overcast | 35° /23° | 0 mm | 8 | |
| Sept. 21 | Sunny | 32° /23° | 0 mm | 8 | |
| Sept. 22 | Overcast | 29° /19° | 0.1 mm | 7 | |
| Sept. 23 | Overcast | 28° /20° | 0 mm | 7 | |
| Sept. 24 | Light rain shower | 26° /20° | 6.1 mm | 6 | |
| Sept. 25 | Sunny | 21° /17° | 5.9 mm | 6 | |
| Sept. 26 | Sunny | 24° /16° | 1.5 mm | 6 | |
| Sept. 27 | Overcast | 16° /12° | 0 mm | 4 | |
| Sept. 28 | Sunny | 18° /8° | 0 mm | 5 | |
| Sept. 29 | Sunny | 31° /15° | 0 mm | 8 | |
| Sept. 30 | Partly cloudy | 29° /16° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Vigo 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 Vigo County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Vigo County in September - FAQ
What are the expected maximum and minimum temperatures in Vigo County during September?
During September, expect a variety of temperatures with highs around 27° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Vigo County during September?
Significant rainfall exceeding 278.5 mm is expected in Vigo County during September, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Vigo County during September?
The average wind speed in Vigo County during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Vigo County
Explore the daily rainfall trends and prepare for Vigo Countys September weather 💧
Typically, Vigo County has 8 rainy days in September with a total of 278.5 mm of rainfall.
UV exposure in Vigo County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Vigo County?Get accurate weather forecasts for Vigo County, located at latitude 39.467 and longitude -87.414. Stay updated with localized weather information tailored for Vigo County.
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