Travis County (Austin)
September
Weather in Travis County, Texas for September 2026
Your guide to Travis County weather in September - trends and predictions
So far, September 2026 in Travis County is slightly warmer than the historical average by 1.5 °F.
The forecast for the next days in Travis County predicts temperatures to be around 35 °F, close to the historical average.
In general, the average temperature in Travis County at the beginning of September is 35.4 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 33.9 °F by the end of September.
With an average of 4 rainy days, Travis County experiences minimal rainfall in September.
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Temperatures
Rain 🌧️
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26
Dry days
4
Rainy days
0
Snow days
35°/23°
Temperatures
18 km/h
Avg max wind
53 %
Avg humidity
Travis County Weather September
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Temperatures trend during September in Travis County
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September weather in Travis County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Moderate or heavy rain shower | 36° /25° | 1.8 mm | 9 | |
| Sept. 2 |  Patchy rain possible | 36° /24° | 1 mm | 9 | |
| Sept. 3 | Patchy rain possible | 36° /24° | 2.9 mm | 8 | |
| Sept. 4 |  Cloudy | 35° /23° | 0.3 mm | 7 | |
| Sept. 5 | Cloudy | 36° /24° | 0 mm | 9 | |
| Sept. 6 |  Overcast | 34° /24° | 0.6 mm | 8 | |
| Sept. 7 |  Sunny | 35° /24° | 3.2 mm | 8 | |
| Sept. 8 | Sunny | 37° /23° | 0 mm | 9 | |
| Sept. 9 | Sunny | 36° /23° | 0.3 mm | 9 | |
| Sept. 10 | Sunny | 36° /23° | 0.2 mm | 9 | |
| Sept. 11 | Sunny | 36° /23° | 1.1 mm | 8 | |
| Sept. 12 | Sunny | 35° /24° | 0.6 mm | 8 | |
| Sept. 13 | Moderate or heavy rain shower | 35° /23° | 1 mm | 8 | |
| Sept. 14 | Overcast | 35° /23° | 0.9 mm | 8 | |
| Sept. 15 | Cloudy | 35° /23° | 0.1 mm | 8 | |
| Sept. 16 |  Partly cloudy | 34° /23° | 2.6 mm | 8 | |
| Sept. 17 | Overcast | 35° /26° | 0 mm | 7.4 | |
| Sept. 18 | Sunny | 37° /25° | 0 mm | 9 | |
| Sept. 19 | Sunny | 36° /23° | 0 mm | 9.4 | |
| Sept. 20 | Sunny | 36° /23° | 0 mm | 9.3 | |
| Sept. 21 | Sunny | 36° /24° | 0.3 mm | 9 | |
| Sept. 22 | Sunny | 36° /24° | 0 mm | 9 | |
| Sept. 23 | Sunny | 36° /24° | 0 mm | 9 | |
| Sept. 24 | Sunny | 36° /26° | 1.2 mm | 9 | |
| Sept. 25 | Sunny | 34° /24° | 0.3 mm | 8 | |
| Sept. 26 | Sunny | 32° /20° | 0 mm | 8 | |
| Sept. 27 | Sunny | 32° /21° | 0 mm | 8 | |
| Sept. 28 | Sunny | 34° /22° | 0 mm | 8 | |
| Sept. 29 | Sunny | 34° /22° | 0 mm | 8 | |
| Sept. 30 | Sunny | 35° /23° | 0 mm | 9 | |
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Important Notice
Our weather forecast for Travis 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 Travis County forecast closer to your planned date for the most up-to-date weather information.
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Travis County in September - FAQ
What are the expected maximum and minimum temperatures in Travis County during September?
With daytime temperatures soaring above 35° and not dropping much below 23° at night, September in Travis County is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Travis County during September?
In September, Travis County can expect light to moderate rainfall, totaling 25 mm across approximately 4 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Travis County during September?
The average wind speed in Travis County during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Travis County
Explore the daily rainfall trends and prepare for Travis Countys September weather 💧
Typically, Travis County has 4 rainy days in September with a total of 25 mm of rainfall.
UV exposure in Travis County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Top locations in Travis County
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Where is Travis County?Get accurate weather forecasts for Travis County, located at latitude 30.267 and longitude -97.743. Stay updated with localized weather information tailored for Travis County.
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