Prescott (AZ)
September
Weather in Prescott, Arizona for September 2026
Your guide to Prescott weather in September - trends and predictions
So far, September 2026 in Prescott is slightly warmer than the historical average by 1.1 °F.
The forecast for the next days in Prescott predicts temperatures to be around 30 °F, close to the historical average.
In general, the average temperature in Prescott at the beginning of September is 28.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.9 °F by the end of September.
Prescott experiences moderate rainfall in September, with an average of 7 rainy days and a total precipitation of 132.2 mm.
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Temperatures
Rain 🌧️
More
23
Dry days
7
Rainy days
0
Snow days
26°/15°
Temperatures
22 km/h
Avg max wind
54 %
Avg humidity
Prescott Weather September
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Temperatures trend during September in Prescott
See the weather trend as well as the moving average line
September weather in Prescott day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Thundery outbreaks possible | 30° /16° | 0 mm | 12 | |
| Sept. 2 |  Moderate or heavy rain shower | 29° /18° | 6.7 mm | 8 | |
| Sept. 3 |  Partly cloudy | 30° /17° | 0 mm | 11 | |
| Sept. 4 | Thundery outbreaks possible | 28° /18° | 0 mm | 10 | |
| Sept. 5 | Moderate or heavy rain shower | 27° /16° | 9.1 mm | 7 | |
| Sept. 6 |  Moderate or heavy rain with thunder | 26° /17° | 31 mm | 6 | |
| Sept. 7 | Thundery outbreaks possible | 29° /16° | 0 mm | 9 | |
| Sept. 8 | Partly cloudy | 33° /16° | 0 mm | 11 | |
| Sept. 9 | Thundery outbreaks possible | 31° /18° | 0.2 mm | 10 | |
| Sept. 10 |  Sunny | 34° /20° | 0 mm | 9.5 | |
| Sept. 11 | Sunny | 32° /22° | 0 mm | 9.4 | |
| Sept. 12 | Sunny | 29° /20° | 0.9 mm | 9.6 | |
| Sept. 13 | Sunny | 29° /19° | 0 mm | 9.6 | |
| Sept. 14 | Sunny | 29° /19° | 0 mm | 7 | |
| Sept. 15 | Sunny | 29° /19° | 0 mm | 7 | |
| Sept. 16 |  Patchy rain possible | 27° /19° | 6.8 mm | 6 | |
| Sept. 17 | Light rain shower | 29° /18° | 11.1 mm | 7 | |
| Sept. 18 | Sunny | 31° /19° | 0 mm | 8 | |
| Sept. 19 | Sunny | 31° /20° | 0 mm | 8 | |
| Sept. 20 |  Overcast | 28° /21° | 3.4 mm | 7 | |
| Sept. 21 | Light rain shower | 28° /17° | 9.4 mm | 7 | |
| Sept. 22 | Sunny | 29° /16° | 0 mm | 7 | |
| Sept. 23 | Patchy rain possible | 29° /17° | 3.6 mm | 6 | |
| Sept. 24 | Sunny | 30° /13° | 0 mm | 8 | |
| Sept. 25 | Thundery outbreaks possible | 29° /17° | 0 mm | 8 | |
| Sept. 26 | Thundery outbreaks possible | 22° /15° | 0 mm | 6 | |
| Sept. 27 | Thundery outbreaks possible | 20° /13° | 0 mm | 7 | |
| Sept. 28 | Thundery outbreaks possible | 17° /12° | 0 mm | 6 | |
| Sept. 29 | Partly cloudy | 23° /9° | 0 mm | 7 | |
| Sept. 30 | Partly cloudy | 26° /13° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Prescott 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 Prescott forecast closer to your planned date for the most up-to-date weather information.
Change Month
Prescott in September - FAQ
What are the expected maximum and minimum temperatures in Prescott during September?
During September, expect a variety of temperatures with highs around 26° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Prescott during September?
Significant rainfall exceeding 132.2 mm is expected in Prescott during September, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Prescott during September?
The average wind speed in Prescott during September is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Prescott
Explore the daily rainfall trends and prepare for Prescotts September weather 💧
Typically, Prescott has 7 rainy days in September with a total of 132.2 mm of rainfall.
UV exposure in Prescott during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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