Amarillo (TX)
September
Weather in Amarillo, Texas for September 2026
Your guide to Amarillo weather in September - trends and predictions
So far, September 2026 in Amarillo shows a warmer trend than usual by 2.7 °F.
Expect cooler weather in the next days in Amarillo with the forecast suggesting a temperature of 29.7 °F, lower than the historical average.
In general, the average temperature in Amarillo at the beginning of September is 32.7 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 26.4 °F by the end of September.
Amarillo experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 42.2 mm.
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Temperatures
Rain 🌧️
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21
Dry days
9
Rainy days
0
Snow days
30°/17°
Temperatures
27 km/h
Avg max wind
50 %
Avg humidity
Amarillo Weather September
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Temperatures trend during September in Amarillo
See the weather trend as well as the moving average line
September weather in Amarillo day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 33° /19° | 1.9 mm | 8 | |
| Sept. 2 | Sunny | 32° /18° | 0 mm | 8 | |
| Sept. 3 | Sunny | 33° /17° | 0 mm | 8 | |
| Sept. 4 |  Overcast | 35° /18° | 0 mm | 8 | |
| Sept. 5 |  Partly cloudy | 32° /18° | 0.8 mm | 8 | |
| Sept. 6 | Sunny | 31° /18° | 0.4 mm | 8 | |
| Sept. 7 | Sunny | 33° /18° | 0 mm | 9 | |
| Sept. 8 | Sunny | 33° /18° | 0 mm | 8 | |
| Sept. 9 | Sunny | 34° /19° | 0 mm | 8 | |
| Sept. 10 | Sunny | 34° /19° | 0.7 mm | 7 | |
| Sept. 11 | Sunny | 31° /17° | 0.6 mm | 8 | |
| Sept. 12 | Overcast | 31° /18° | 0.1 mm | 7 | |
| Sept. 13 | Overcast | 29° /16° | 0 mm | 7 | |
| Sept. 14 | Sunny | 35° /24° | 0.2 mm | 9.2 | |
| Sept. 15 | Overcast | 35° /19° | 20.1 mm | 8.8 | |
| Sept. 16 | Sunny | 33° /20° | 4.9 mm | 8.6 | |
| Sept. 17 | Sunny | 33° /21° | 0.1 mm | 8 | |
| Sept. 18 | Sunny | 33° /21° | 0.4 mm | 8 | |
| Sept. 19 | Overcast | 26° /19° | 3.2 mm | 6 | |
| Sept. 20 | Sunny | 29° /17° | 5.3 mm | 7 | |
| Sept. 21 | Sunny | 30° /19° | 0 mm | 7 | |
| Sept. 22 | Sunny | 34° /20° | 0 mm | 8 | |
| Sept. 23 | Overcast | 33° /23° | 0 mm | 8 | |
| Sept. 24 | Overcast | 27° /18° | 0 mm | 6 | |
| Sept. 25 | Overcast | 28° /17° | 0 mm | 6 | |
| Sept. 26 |  Light rain shower | 20° /12° | 11.2 mm | 4 | |
| Sept. 27 | Overcast | 20° /12° | 0 mm | 4 | |
| Sept. 28 | Sunny | 29° /16° | 1.2 mm | 7 | |
| Sept. 29 |  Thundery outbreaks possible | 30° /16° | 0 mm | 7 | |
| Sept. 30 | Thundery outbreaks possible | 31° /15° | 0.3 mm | 7 | |
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Important Notice
Our weather forecast for Amarillo 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 Amarillo forecast closer to your planned date for the most up-to-date weather information.
Change Month
Amarillo in September - FAQ
What are the expected maximum and minimum temperatures in Amarillo during September?
Expect warm days with temperatures around 30°, cooling to mild conditions of 17° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Amarillo during September?
In September, Amarillo can expect light to moderate rainfall, totaling 42.2 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Amarillo during September?
The average wind speed in Amarillo during September is 27 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Amarillo
Explore the daily rainfall trends and prepare for Amarillos September weather 💧
Typically, Amarillo has 9 rainy days in September with a total of 42.2 mm of rainfall.
UV exposure in Amarillo during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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