Yuma (AZ)
September
Weather in Yuma, Arizona for September 2026
Your guide to Yuma weather in September - trends and predictions
In general, the average temperature in Yuma at the beginning of September is 39 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 35.3 °F by the end of September.
With an average of 3 rainy days, Yuma experiences minimal rainfall in September.
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Temperatures
Rain 🌧️
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27
Dry days
3
Rainy days
0
Snow days
37°/24°
Temperatures
19 km/h
Avg max wind
45 %
Avg humidity
Yuma Weather September
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Temperatures trend during September in Yuma
See the weather trend as well as the moving average line
September weather in Yuma day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 44° /26° | 0 mm | 10 | |
| Sept. 2 |  Light rain shower | 42° /29° | 4.1 mm | 9 | |
| Sept. 3 | Sunny | 38° /22° | 0 mm | 9 | |
| Sept. 4 |  Fog | 39° /27° | 0 mm | 8 | |
| Sept. 5 | Sunny | 36° /24° | 0 mm | 9 | |
| Sept. 6 |  Patchy light rain with thunder | 36° /25° | 4.1 mm | 8 | |
| Sept. 7 | Sunny | 38° /26° | 0 mm | 9 | |
| Sept. 8 | Sunny | 40° /27° | 0 mm | 10 | |
| Sept. 9 | Sunny | 38° /24° | 0 mm | 9 | |
| Sept. 10 | Sunny | 35° /20° | 0 mm | 9 | |
| Sept. 11 | Sunny | 35° /18° | 0 mm | 9 | |
| Sept. 12 | Sunny | 35° /20° | 0 mm | 9 | |
| Sept. 13 | Sunny | 35° /19° | 0 mm | 9 | |
| Sept. 14 | Mist | 36° /20° | 0 mm | 8 | |
| Sept. 15 | Sunny | 38° /21° | 0 mm | 9 | |
| Sept. 16 | Sunny | 40° /24° | 0 mm | 10 | |
| Sept. 17 | Mist | 34° /25° | 0 mm | 7 | |
| Sept. 18 |  Thundery outbreaks possible | 39° /26° | 0 mm | 8 | |
| Sept. 19 | Thundery outbreaks possible | 38° /26° | 0 mm | 8 | |
| Sept. 20 |  Partly cloudy | 38° /26° | 0 mm | 9 | |
| Sept. 21 |  Cloudy | 34° /26° | 0 mm | 7 | |
| Sept. 22 |  Overcast | 31° /23° | 0 mm | 7 | |
| Sept. 23 | Sunny | 40° /24° | 0 mm | 10 | |
| Sept. 24 | Sunny | 41° /27° | 0 mm | 10 | |
| Sept. 25 | Sunny | 38° /26° | 0 mm | 9 | |
| Sept. 26 | Sunny | 33° /20° | 0 mm | 8 | |
| Sept. 27 | Thundery outbreaks possible | 31° /23° | 9.3 mm | 7 | |
| Sept. 28 | Partly cloudy | 33° /22° | 0 mm | 8 | |
| Sept. 29 | Sunny | 35° /23° | 0 mm | 9 | |
| Sept. 30 | Sunny | 36° /23° | 0 mm | 9 | |
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Important Notice
Our weather forecast for Yuma 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 Yuma forecast closer to your planned date for the most up-to-date weather information.
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Yuma in September - FAQ
What are the expected maximum and minimum temperatures in Yuma during September?
With daytime temperatures soaring above 37° and not dropping much below 24° at night, September in Yuma is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Yuma during September?
Expect minimal rainfall in Yuma during September, with a total of 17.5 mm over approximately 3 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Yuma during September?
The average wind speed in Yuma during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Yuma
Explore the daily rainfall trends and prepare for Yumas September weather 💧
Typically, Yuma has 3 rainy days in September with a total of 17.5 mm of rainfall.
UV exposure in Yuma during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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