Gillespie County (Fredericksburg)
September
Weather in Gillespie County, Texas for September 2026
Your guide to Gillespie County weather in September - trends and predictions
In general, the average temperature in Gillespie County at the beginning of September is 30 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 29.1 °F by the end of September.
With an average of 3 rainy days, Gillespie County experiences minimal rainfall in September.
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Temperatures
Rain 🌧️
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27
Dry days
3
Rainy days
0
Snow days
30°/20°
Temperatures
20 km/h
Avg max wind
65 %
Avg humidity
Gillespie County Weather September
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Temperatures trend during September in Gillespie County
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September weather in Gillespie County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Light rain shower | 30° /23° | 3.1 mm | 12 | |
| Sept. 2 |  Fog | 32° /19° | 0 mm | 12 | |
| Sept. 3 |  Cloudy | 32° /22° | 0 mm | 12 | |
| Sept. 4 |  Partly cloudy | 35° /21° | 0 mm | 11 | |
| Sept. 5 |  Overcast | 33° /22° | 0 mm | 5 | |
| Sept. 6 | Light rain shower | 26° /20° | 4.1 mm | 5 | |
| Sept. 7 |  Torrential rain shower | 22° /20° | 42.3 mm | 2 | |
| Sept. 8 | Overcast | 29° /21° | 0 mm | 10 | |
| Sept. 9 | Cloudy | 30° /18° | 0 mm | 11 | |
| Sept. 10 |  Sunny | 30° /16° | 0 mm | 11 | |
| Sept. 11 | Mist | 31° /20° | 0 mm | 11 | |
| Sept. 12 | Mist | 31° /21° | 0 mm | 10 | |
| Sept. 13 | Mist | 29° /18° | 0 mm | 7 | |
| Sept. 14 | Overcast | 31° /21° | 0 mm | 10 | |
| Sept. 15 | Mist | 31° /21° | 0 mm | 9 | |
| Sept. 16 | Cloudy | 30° /20° | 0 mm | 8 | |
| Sept. 17 | Cloudy | 30° /18° | 0 mm | 10 | |
| Sept. 18 | Mist | 29° /19° | 0 mm | 10 | |
| Sept. 19 | Mist | 31° /18° | 0 mm | 10 | |
| Sept. 20 | Mist | 27° /19° | 0 mm | 8 | |
| Sept. 21 |  Thundery outbreaks possible | 30° /22° | 0 mm | 6 | |
| Sept. 22 | Overcast | 34° /21° | 0 mm | 9 | |
| Sept. 23 | Overcast | 32° /23° | 0 mm | 8 | |
| Sept. 24 | Overcast | 31° /22° | 0 mm | 7 | |
| Sept. 25 | Mist | 27° /19° | 0 mm | 8 | |
| Sept. 26 | Sunny | 30° /17° | 0 mm | 9 | |
| Sept. 27 | Partly cloudy | 30° /16° | 0 mm | 9 | |
| Sept. 28 | Cloudy | 29° /18° | 0 mm | 9 | |
| Sept. 29 | Cloudy | 27° /17° | 0 mm | 7 | |
| Sept. 30 | Overcast | 30° /19° | 0 mm | 8 | |
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Important Notice
Our weather forecast for Gillespie 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 Gillespie County forecast closer to your planned date for the most up-to-date weather information.
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Gillespie County in September - FAQ
What are the expected maximum and minimum temperatures in Gillespie County during September?
Expect warm days with temperatures around 30°, cooling to mild conditions of 20° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Gillespie County during September?
In September, Gillespie County can expect light to moderate rainfall, totaling 49.5 mm across approximately 3 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Gillespie County during September?
The average wind speed in Gillespie County during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Gillespie County
Explore the daily rainfall trends and prepare for Gillespie Countys September weather 💧
Typically, Gillespie County has 3 rainy days in September with a total of 49.5 mm of rainfall.
UV exposure in Gillespie County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Gillespie County?Get accurate weather forecasts for Gillespie County, located at latitude 30.275 and longitude -98.872. Stay updated with localized weather information tailored for Gillespie County.
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