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Weather in Grand Prairie, Texas for September 2025

Your guide to Grand Prairie weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Meteorological - Air Quality Alert - See hour by hour.

    • Temperatures

  • Until now, September 2025 in Grand Prairie is slightly cooler than the historical average by -0.9 °F.

  • Expect cooler weather in the next days in Grand Prairie with the forecast suggesting a temperature of 35.4 °F, lower than the historical average.

  • In general, the average temperature in Grand Prairie at the beginning of September is 34.9 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 36.1 °F by the end of September.

    • Rain 🌧️

  • With an average of 5 rainy days, Grand Prairie experiences minimal rainfall in September.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
25
Dry days
Average rainy days
5
Rainy days
Average snowy days
0
Snow days
Average temperatures
35°/24°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
47 %
Avg humidity

Grand Prairie Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Partly cloudy
35°
2
Cloudy
35°
3
Thundery outbreaks possible
34°
4
Sunny
35°
5
Partly cloudy
36°
6
Partly cloudy
35°
7
Sunny
34°
8
Sunny
36°
9
Sunny
35°
10
Sunny
35°
11
Light rain shower
33°
12
Heavy rain
34°
13
Overcast
34°
14
Overcast
34°
15
Overcast
33°
16
Cloudy
34°
17
Sunny
36°
18
Weather Alert Sunny
38°
19
Moderate rain
35°
20
Sunny
37°
21
Sunny
36°
22
Sunny
36°
23
Partly cloudy
35°
24
Sunny
32°
25
Sunny
38°
26
Sunny
39°
27
Sunny
42°
28
Patchy rain possible
40°
29
Sunny
32°
30
Sunny
30°

Temperatures trend during September in Grand Prairie

See the weather trend as well as the moving average line

September weather in Grand Prairie day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Partly cloudy
Partly cloudy
 35° /24° 0.5 mm 8
Sept. 2 Cloudy
Cloudy
 35° /25° 3.5 mm 7
Sept. 3 Thundery outbreaks possible
Thundery outbreaks possible
 34° /24° 2.7 mm 8
Sept. 4 Sunny
Sunny
 35° /23° 1 mm 8
Sept. 5 Partly cloudy
Partly cloudy
 36° /24° 0.4 mm 8
Sept. 6 Partly cloudy
Partly cloudy
 35° /23° 0 mm 8
Sept. 7 Sunny
Sunny
 34° /24° 0 mm 8
Sept. 8 Sunny
Sunny
 36° /23° 0 mm 9
Sept. 9 Sunny
Sunny
 35° /21° 0 mm 9
Sept. 10 Sunny
Sunny
 35° /22° 0 mm 8
Sept. 11 Light rain shower
Light rain shower
 33° /23° 0.8 mm 7
Sept. 12 Heavy rain
Heavy rain
 34° /22° 19.4 mm 8
Sept. 13 Overcast
Overcast
 34° /24° 0 mm 8
Sept. 14 Overcast
Overcast
 34° /24° 0.1 mm 7
Sept. 15 Overcast
Overcast
 33° /23° 0 mm 8
Sept. 16 Cloudy
Cloudy
 34° /23° 0.1 mm 8
Sept. 17 Sunny
Sunny
 36° /23° 0 mm 9
Sept. 18 Sunny
Sunny
 38° /24° 0 mm 1.7
Sept. 19 Moderate rain
Moderate rain
 35° /26° 7.5 mm 1.7
Sept. 20 Sunny
Sunny
 37° /24° 0 mm 1.5
Sept. 21 Sunny
Sunny
 36° /24° 0 mm 1.9
Sept. 22 Sunny
Sunny
 36° /25° 0 mm 0
Sept. 23 Partly cloudy
Partly cloudy
 35° /25° 0 mm 7
Sept. 24 Sunny
Sunny
 32° /23° 0 mm 7
Sept. 25 Sunny
Sunny
 38° /25° 0 mm 8
Sept. 26 Sunny
Sunny
 39° /27° 0.1 mm 8
Sept. 27 Sunny
Sunny
 42° /28° 0 mm 8
Sept. 28 Patchy rain possible
Patchy rain possible
 40° /26° 0.3 mm 7
Sept. 29 Sunny
Sunny
 32° /26° 0 mm 7
Sept. 30 Sunny
Sunny
 30° /23° 0 mm 7
Next
Important Notice
Our weather forecast for Grand Prairie 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 Grand Prairie forecast closer to your planned date for the most up-to-date weather information.
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Grand Prairie in September - FAQ

What are the expected maximum and minimum temperatures in Grand Prairie during September?
With daytime temperatures soaring above 35° and not dropping much below 24° at night, September in Grand Prairie is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Grand Prairie during September?
In September, Grand Prairie can expect light to moderate rainfall, totaling 46 mm across approximately 5 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Grand Prairie during September?
The average wind speed in Grand Prairie during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Grand Prairie

Explore the daily rainfall trends and prepare for Grand Prairies September weather 💧

UV exposure in Grand Prairie during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

Quick links

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Location coordinates Where is Grand Prairie?

Get accurate weather forecasts for Grand Prairie, located at latitude 32.746 and longitude -96.998. Stay updated with localized weather information tailored for Grand Prairie.

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