Hidalgo County (McAllen)
September
Weather in Hidalgo County, Texas for September 2026
Your guide to Hidalgo County weather in September - trends and predictions
So far, September 2026 in Hidalgo County shows a warmer trend than usual by 3.4 °F.
The forecast for the upcoming days in Hidalgo County predicts a temperature of 36.7 °F, which is slightly above the historical average.
In general, the average temperature in Hidalgo County at the beginning of September is 36.6 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 35.9 °F by the end of September.
Hidalgo County in September brings notable rainfall, with an average of 19 rainy days and a total precipitation of 134 mm.
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Temperatures
Rain 🌧️
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11
Dry days
19
Rainy days
0
Snow days
33°/25°
Temperatures
23 km/h
Avg max wind
68 %
Avg humidity
Hidalgo County Weather September
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Temperatures trend during September in Hidalgo County
See the weather trend as well as the moving average line
September weather in Hidalgo County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 38° /26° | 2.4 mm | 9 | |
| Sept. 2 |  Moderate rain at times | 38° /26° | 0.9 mm | 9 | |
| Sept. 3 | Moderate or heavy rain shower | 37° /26° | 2.7 mm | 9 | |
| Sept. 4 | Moderate or heavy rain shower | 35° /25° | 14 mm | 8 | |
| Sept. 5 | Moderate or heavy rain shower | 36° /26° | 5.8 mm | 9 | |
| Sept. 6 | Patchy rain possible | 36° /26° | 5.3 mm | 9 | |
| Sept. 7 |  Sunny | 36° /26° | 0 mm | 9 | |
| Sept. 8 |  Cloudy | 35° /25° | 0 mm | 9 | |
| Sept. 9 | Moderate or heavy rain shower | 34° /24° | 11.4 mm | 9 | |
| Sept. 10 | Moderate or heavy rain shower | 33° /24° | 3.3 mm | 7 | |
| Sept. 11 |  Partly cloudy | 37° /25° | 2.7 mm | 9 | |
| Sept. 12 | Partly cloudy | 36° /26° | 2.8 mm | 9 | |
| Sept. 13 | Partly cloudy | 36° /26° | 0 mm | 9 | |
| Sept. 14 | Cloudy | 36° /26° | 0.1 mm | 9 | |
| Sept. 15 | Moderate or heavy rain shower | 34° /25° | 13.6 mm | 8 | |
| Sept. 16 | Moderate or heavy rain shower | 34° /25° | 2.8 mm | 6 | |
| Sept. 17 |  Overcast | 38° /26° | 0 mm | 8.2 | |
| Sept. 18 | Patchy rain possible | 36° /27° | 1 mm | 8.2 | |
| Sept. 19 | Sunny | 37° /25° | 0 mm | 10.1 | |
| Sept. 20 | Sunny | 38° /26° | 0 mm | 10.1 | |
| Sept. 21 | Sunny | 38° /26° | 0.1 mm | 9 | |
| Sept. 22 | Sunny | 38° /26° | 0 mm | 9 | |
| Sept. 23 | Patchy rain possible | 38° /26° | 0 mm | 9 | |
| Sept. 24 | Sunny | 38° /26° | 0 mm | 9 | |
| Sept. 25 | Cloudy | 34° /25° | 4.2 mm | 8 | |
| Sept. 26 | Partly cloudy | 36° /22° | 0 mm | 8 | |
| Sept. 27 | Sunny | 35° /21° | 0 mm | 9 | |
| Sept. 28 | Sunny | 35° /21° | 0 mm | 9 | |
| Sept. 29 | Sunny | 36° /22° | 0 mm | 9 | |
| Sept. 30 | Partly cloudy | 37° /22° | 0 mm | 9 | |
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Important Notice
Our weather forecast for Hidalgo 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 Hidalgo County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Hidalgo County in September - FAQ
What are the expected maximum and minimum temperatures in Hidalgo County during September?
During September, expect a variety of temperatures with highs around 33° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hidalgo County during September?
Significant rainfall exceeding 134 mm is expected in Hidalgo County during September, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hidalgo County during September?
The average wind speed in Hidalgo County during September is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Hidalgo County
Explore the daily rainfall trends and prepare for Hidalgo Countys September weather 💧
Typically, Hidalgo County has 19 rainy days in September with a total of 134 mm of rainfall.
UV exposure in Hidalgo County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Hidalgo County?Get accurate weather forecasts for Hidalgo County, located at latitude 26.203 and longitude -98.23. Stay updated with localized weather information tailored for Hidalgo County.
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