Union County (El Dorado)
September
Weather in Union County, Arkansas for September 2026
Your guide to Union County weather in September - trends and predictions
In general, the average temperature in Union County at the beginning of September is 30.6 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 28.1 °F by the end of September.
Union County experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 72.9 mm.
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Temperatures
Rain 🌧️
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24
Dry days
6
Rainy days
0
Snow days
31°/22°
Temperatures
11 km/h
Avg max wind
61 %
Avg humidity
Union County Weather September
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Temperatures trend during September in Union County
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September weather in Union County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Partly cloudy | 31° /22° | 0 mm | 11 | |
| Sept. 2 |  Light rain shower | 27° /23° | 7.5 mm | 11 | |
| Sept. 3 | Partly cloudy | 31° /24° | 0.9 mm | 10 | |
| Sept. 4 |  Fog | 35° /21° | 0.9 mm | 11 | |
| Sept. 5 |  Overcast | 33° /26° | 0 mm | 7 | |
| Sept. 6 |  Patchy light rain with thunder | 29° /22° | 6.4 mm | 5 | |
| Sept. 7 | Partly cloudy | 28° /17° | 0 mm | 10 | |
| Sept. 8 |  Sunny | 27° /18° | 0 mm | 10 | |
| Sept. 9 | Sunny | 29° /15° | 0 mm | 10 | |
| Sept. 10 |  Cloudy | 31° /20° | 0 mm | 9 | |
| Sept. 11 | Partly cloudy | 33° /23° | 0 mm | 9 | |
| Sept. 12 | Overcast | 33° /24° | 0 mm | 10 | |
| Sept. 13 | Sunny | 35° /23° | 0 mm | 9 | |
| Sept. 14 | Overcast | 34° /24° | 0 mm | 7 | |
| Sept. 15 | Cloudy | 33° /24° | 0 mm | 8 | |
| Sept. 16 |  Thundery outbreaks possible | 34° /23° | 0 mm | 9 | |
| Sept. 17 | Thundery outbreaks possible | 34° /23° | 0 mm | 9 | |
| Sept. 18 | Thundery outbreaks possible | 32° /23° | 0 mm | 9 | |
| Sept. 19 | Light rain shower | 28° /22° | 2.5 mm | 9 | |
| Sept. 20 | Overcast | 34° /19° | 0 mm | 8 | |
| Sept. 21 | Overcast | 31° /24° | 0 mm | 8 | |
| Sept. 22 | Partly cloudy | 34° /24° | 0 mm | 8 | |
| Sept. 23 | Overcast | 32° /24° | 0 mm | 8 | |
| Sept. 24 |  Moderate or heavy rain shower | 28° /22° | 54.7 mm | 5 | |
| Sept. 25 | Overcast | 27° /19° | 0 mm | 7 | |
| Sept. 26 | Cloudy | 26° /20° | 0 mm | 7 | |
| Sept. 27 | Sunny | 29° /18° | 0 mm | 7 | |
| Sept. 28 | Partly cloudy | 29° /18° | 0 mm | 7 | |
| Sept. 29 | Cloudy | 30° /20° | 0 mm | 7 | |
| Sept. 30 | Overcast | 28° /22° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Union 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 Union County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Union County in September - FAQ
What are the expected maximum and minimum temperatures in Union County during September?
During September, expect a variety of temperatures with highs around 31° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in Union County during September?
Moderate rainfall is anticipated in Union County during September, with a total of 72.9 mm spread over approximately 6 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Union County during September?
The average wind speed in Union County during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Union County
Explore the daily rainfall trends and prepare for Union Countys September weather 💧
Typically, Union County has 6 rainy days in September with a total of 72.9 mm of rainfall.
UV exposure in Union County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Union County?Get accurate weather forecasts for Union County, located at latitude 33.208 and longitude -92.666. Stay updated with localized weather information tailored for Union County.
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