Smith County (Tyler)
September
Weather in Smith County, Texas for September 2026
Your guide to Smith County weather in September - trends and predictions
So far, September 2026 in Smith County is slightly warmer than the historical average by 1.7 °F.
The forecast for the next days in Smith County predicts a temperature of 29.8 °F, which is cooler than the historical average.
In general, the average temperature in Smith County at the beginning of September is 32.7 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 34.1 °F by the end of September.
Smith County experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 34.1 mm.
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Temperatures
Rain 🌧️
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21
Dry days
9
Rainy days
0
Snow days
32°/20°
Temperatures
17 km/h
Avg max wind
60 %
Avg humidity
Smith County Weather September
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Temperatures trend during September in Smith County
See the weather trend as well as the moving average line
September weather in Smith County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Light rain shower | 33° /21° | 0.4 mm | 8 | |
| Sept. 2 |  Patchy light drizzle | 33° /23° | 12 mm | 8 | |
| Sept. 3 | Light rain shower | 30° /22° | 183.3 mm | 6 | |
| Sept. 4 |  Sunny | 33° /22° | 1.2 mm | 8 | |
| Sept. 5 | Patchy rain possible | 34° /22° | 1.2 mm | 8 | |
| Sept. 6 |  Partly cloudy | 34° /21° | 0 mm | 8 | |
| Sept. 7 | Sunny | 32° /20° | 1.4 mm | 8 | |
| Sept. 8 | Sunny | 33° /18° | 0 mm | 9 | |
| Sept. 9 | Sunny | 33° /17° | 0 mm | 9 | |
| Sept. 10 | Sunny | 34° /18° | 0.3 mm | 9 | |
| Sept. 11 | Light rain shower | 32° /22° | 4.8 mm | 8 | |
| Sept. 12 | Patchy rain possible | 34° /22° | 0.1 mm | 8 | |
| Sept. 13 | Partly cloudy | 36° /22° | 0 mm | 8 | |
| Sept. 14 |  Overcast | 36° /22° | 0.9 mm | 8 | |
| Sept. 15 |  Patchy light rain with thunder | 35° /22° | 1.1 mm | 8 | |
| Sept. 16 | Partly cloudy | 34° /22° | 0.1 mm | 7 | |
| Sept. 17 |  Mist | 35° /23° | 0 mm | 6 | |
| Sept. 18 |  Cloudy | 34° /23° | 1.5 mm | 8 | |
| Sept. 19 | Overcast | 34° /22° | 2 mm | 8 | |
| Sept. 20 | Sunny | 36° /22° | 0 mm | 7 | |
| Sept. 21 | Partly cloudy | 35° /23° | 4.5 mm | 6 | |
| Sept. 22 | Cloudy | 36° /22° | 0 mm | 9 | |
| Sept. 23 | Overcast | 33° /22° | 0.3 mm | 7 | |
| Sept. 24 | Partly cloudy | 32° /20° | 7.9 mm | 5 | |
| Sept. 25 | Overcast | 33° /18° | 0 mm | 7.4 | |
| Sept. 26 | Overcast | 33° /21° | 0 mm | 6.9 | |
| Sept. 27 | Sunny | 36° /22° | 0.2 mm | 7.5 | |
| Sept. 28 | Sunny | 36° /23° | 0.5 mm | 7.8 | |
| Sept. 29 | Overcast | 35° /22° | 0 mm | 8 | |
| Sept. 30 | Overcast | 34° /23° | 0.5 mm | 8 | |
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Important Notice
Our weather forecast for Smith 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 Smith County forecast closer to your planned date for the most up-to-date weather information.
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Smith County in September - FAQ
What are the expected maximum and minimum temperatures in Smith County during September?
Expect warm days with temperatures around 32°, cooling to mild conditions of 20° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Smith County during September?
In September, Smith County can expect light to moderate rainfall, totaling 34.1 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Smith County during September?
The average wind speed in Smith County during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Smith County
Explore the daily rainfall trends and prepare for Smith Countys September weather 💧
Typically, Smith County has 9 rainy days in September with a total of 34.1 mm of rainfall.
UV exposure in Smith County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Smith County?Get accurate weather forecasts for Smith County, located at latitude 32.351 and longitude -95.301. Stay updated with localized weather information tailored for Smith County.
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