Gilbert
September
Weather in Gilbert for September 2025
Your guide to Gilbert weather in September - trends and predictions
In general, the average temperature in Gilbert at the beginning of September is 39.4 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 40.7 °F by the end of September.
With an average of 3 rainy days, Gilbert experiences minimal rainfall in September.
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27
Dry days
3
Rainy days
0
Snow days
39°/24°
Temperatures
17 km/h
Avg max wind
24 %
Avg humidity
Gilbert in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  37° | 2  38° | 3  39° | 4  40° | 5 40° | 6 41° | 7 41° |
| 8 40° | 9 42° | 10  43° | 11 40° | 12 37° | 13  37° | 14 37° |
| 15 37° | 16 38° | 17 36° | 18 37° | 19 37° | 20 35° | 21 34° |
| 22 36° | 23  38° | 24 39° | 25 41° | 26 42° | 27 42° | 28 42° |
| 29 40° | 30 39° |
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Temperatures trend during September in Gilbert
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 | Thundery outbreaks possible | 37° /26° | 6.4 mm | 8 | |
| Sept. 2 | Patchy rain possible | 38° /27° | 0.9 mm | 9 | |
| Sept. 3 | Partly cloudy | 39° /27° | 0 mm | 9 | |
| Sept. 4 | Sunny | 40° /28° | 0 mm | 10 | |
| Sept. 5 | Sunny | 40° /27° | 0 mm | 10 | |
| Sept. 6 | Sunny | 41° /28° | 0 mm | 10 | |
| Sept. 7 | Sunny | 41° /28° | 0 mm | 10 | |
| Sept. 8 | Sunny | 40° /28° | 0 mm | 10 | |
| Sept. 9 | Sunny | 42° /28° | 0 mm | 10 | |
| Sept. 10 | Overcast | 43° /28° | 0 mm | 10 | |
| Sept. 11 | Overcast | 40° /29° | 0 mm | 10 | |
| Sept. 12 | Thundery outbreaks possible | 37° /28° | 0 mm | 9 | |
| Sept. 13 | Patchy light rain with thunder | 37° /25° | 1.2 mm | 9 | |
| Sept. 14 | Sunny | 37° /26° | 0.1 mm | 9 | |
| Sept. 15 | Sunny | 37° /25° | 2.8 mm | 9 | |
| Sept. 16 | Sunny | 38° /23° | 0.6 mm | 9 | |
| Sept. 17 | Partly cloudy | 36° /23° | 0 mm | 9 | |
| Sept. 18 | Sunny | 37° /21° | 0 mm | 9 | |
| Sept. 19 | Sunny | 37° /21° | 0 mm | 9 | |
| Sept. 20 | Overcast | 35° /21° | 0 mm | 8 | |
| Sept. 21 | Sunny | 34° /19° | 0 mm | 8 | |
| Sept. 22 | Partly cloudy | 36° /19° | 0 mm | 9 | |
| Sept. 23 | Cloudy | 38° /21° | 0 mm | 9 | |
| Sept. 24 | Sunny | 39° /21° | 0 mm | 9 | |
| Sept. 25 | Sunny | 41° /22° | 0 mm | 10 | |
| Sept. 26 | Sunny | 42° /23° | 0 mm | 10 | |
| Sept. 27 | Cloudy | 42° /24° | 0 mm | 10 | |
| Sept. 28 | Cloudy | 42° /24° | 0 mm | 10 | |
| Sept. 29 | Sunny | 40° /24° | 0 mm | 10 | |
| Sept. 30 | Sunny | 39° /23° | 0 mm | 10 | |
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Important Notice
Our weather forecast for Gilbert 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 Gilbert forecast closer to your planned date for the most up-to-date weather information.
Gilbert in September - FAQ
What are the expected maximum and minimum temperatures in Gilbert during September?
With daytime temperatures soaring above 39° and not dropping much below 24° at night, September in Gilbert is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Gilbert during September?
Expect minimal rainfall in Gilbert during September, with a total of 16.4 mm over approximately 3 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Gilbert during September?
The average wind speed in Gilbert during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Gilbert
Explore the daily rainfall trends and prepare for Gilberts September weather 💧
UV exposure in Gilbert during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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