Arlington (TX)
September
Weather in Arlington, Texas for September 2026
Your guide to Arlington weather in September - trends and predictions
So far, September 2026 in Arlington shows a warmer trend than usual by 2.3 °F.
Expect cooler weather in the next days in Arlington with the forecast suggesting a temperature of 34.2 °F, lower than the historical average.
In general, the average temperature in Arlington at the beginning of September is 35.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 32.1 °F by the end of September.
Arlington experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 68.2 mm.
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Temperatures
Rain 🌧️
More
24
Dry days
6
Rainy days
0
Snow days
34°/22°
Temperatures
18 km/h
Avg max wind
51 %
Avg humidity
Arlington Weather September
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Temperatures trend during September in Arlington
See the weather trend as well as the moving average line
September weather in Arlington day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 36° /24° | 0.6 mm | 9 | |
| Sept. 2 |  Cloudy | 36° /24° | 3.8 mm | 8 | |
| Sept. 3 |  Patchy light rain with thunder | 35° /23° | 2.2 mm | 8 | |
| Sept. 4 | Sunny | 35° /23° | 0.7 mm | 9 | |
| Sept. 5 |  Partly cloudy | 37° /23° | 0.1 mm | 9 | |
| Sept. 6 | Partly cloudy | 35° /23° | 0 mm | 9 | |
| Sept. 7 | Sunny | 35° /23° | 0 mm | 9 | |
| Sept. 8 | Sunny | 37° /23° | 0.1 mm | 9 | |
| Sept. 9 | Sunny | 36° /21° | 0 mm | 9 | |
| Sept. 10 | Sunny | 36° /21° | 0.2 mm | 9 | |
| Sept. 11 |  Light rain shower | 34° /22° | 1.4 mm | 8 | |
| Sept. 12 | Sunny | 35° /22° | 11.8 mm | 8 | |
| Sept. 13 | Light rain shower | 35° /24° | 0.3 mm | 8 | |
| Sept. 14 |  Overcast | 34° /24° | 0.1 mm | 8 | |
| Sept. 15 | Cloudy | 34° /24° | 0.3 mm | 8 | |
| Sept. 16 | Cloudy | 35° /23° | 0.2 mm | 8 | |
| Sept. 17 | Partly cloudy | 36° /28° | 0 mm | 8.1 | |
| Sept. 18 | Sunny | 37° /28° | 0 mm | 8.2 | |
| Sept. 19 | Sunny | 37° /26° | 0 mm | 8.7 | |
| Sept. 20 | Overcast | 36° /26° | 0 mm | 8.5 | |
| Sept. 21 | Sunny | 36° /26° | 0.3 mm | 9 | |
| Sept. 22 | Patchy rain possible | 36° /26° | 1.6 mm | 9 | |
| Sept. 23 | Overcast | 36° /27° | 0.3 mm | 9 | |
| Sept. 24 | Sunny | 33° /24° | 1.8 mm | 8 | |
| Sept. 25 | Sunny | 32° /22° | 0 mm | 8 | |
| Sept. 26 | Sunny | 31° /22° | 0 mm | 8 | |
| Sept. 27 | Sunny | 31° /21° | 0 mm | 8 | |
| Sept. 28 | Sunny | 32° /21° | 0 mm | 8 | |
| Sept. 29 | Sunny | 32° /22° | 0 mm | 8 | |
| Sept. 30 | Sunny | 34° /23° | 0 mm | 8 | |
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Important Notice
Our weather forecast for Arlington 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 Arlington forecast closer to your planned date for the most up-to-date weather information.
Change Month
Arlington in September - FAQ
What are the expected maximum and minimum temperatures in Arlington during September?
During September, expect a variety of temperatures with highs around 34° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in Arlington during September?
Moderate rainfall is anticipated in Arlington during September, with a total of 68.2 mm spread over approximately 6 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Arlington during September?
The average wind speed in Arlington during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Arlington
Explore the daily rainfall trends and prepare for Arlingtons September weather 💧
Typically, Arlington has 6 rainy days in September with a total of 68.2 mm of rainfall.
UV exposure in Arlington during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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