Arizona (Phoenix)
August
Weather in Arizona for August 2026
Your guide to Arizona weather in August - trends and predictions
So far, August 2026 in Arizona is slightly warmer than the historical average by 1.5 °F.
The forecast for the next days in Arizona predicts temperatures to be around 41 °F, close to the historical average.
In general, the average temperature in Arizona at the beginning of August is 43.1 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 41.4 °F by the end of August.
Arizona experiences moderate rainfall in August, with an average of 7 rainy days and a total precipitation of 37.6 mm.
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Temperatures
Rain 🌧️
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24
Dry days
7
Rainy days
0
Snow days
40°/30°
Temperatures
19 km/h
Avg max wind
29 %
Avg humidity
Arizona Weather August
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What’s the Weather Like in Arizona This August?
Discover the average temperatures and weather trends across Arizona’s cities this August.
Temperatures trend during August in Arizona
See the weather trend as well as the moving average line
August weather in Arizona day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Cloudy | 42° /29° | 0.2 mm | 10 | |
| Aug. 2 |  Sunny | 44° /31° | 0.2 mm | 10 | |
| Aug. 3 | Sunny | 44° /31° | 0 mm | 11 | |
| Aug. 4 | Sunny | 43° /30° | 0.4 mm | 11 | |
| Aug. 5 | Sunny | 44° /30° | 0.3 mm | 11 | |
| Aug. 6 | Sunny | 43° /30° | 0.6 mm | 11 | |
| Aug. 7 |  Partly cloudy | 42° /30° | 0.2 mm | 10 | |
| Aug. 8 | Sunny | 42° /30° | 0.5 mm | 10 | |
| Aug. 9 |  Patchy rain possible | 41° /30° | 0.3 mm | 10 | |
| Aug. 10 | Patchy rain possible | 41° /29° | 1.1 mm | 9 | |
| Aug. 11 | Sunny | 40° /28° | 4.5 mm | 9 | |
| Aug. 12 |  Moderate or heavy rain shower | 40° /28° | 8.8 mm | 9 | |
| Aug. 13 | Sunny | 38° /26° | 0 mm | 10.3 | |
| Aug. 14 | Sunny | 38° /30° | 0.6 mm | 10.3 | |
| Aug. 15 | Sunny | 40° /32° | 0 mm | 10.6 | |
| Aug. 16 | Sunny | 42° /33° | 0 mm | 8.7 | |
| Aug. 17 | Sunny | 42° /34° | 0 mm | 10 | |
| Aug. 18 | Sunny | 43° /36° | 0 mm | 10 | |
| Aug. 19 | Sunny | 42° /35° | 0 mm | 10 | |
| Aug. 20 | Sunny | 41° /34° | 0 mm | 10 | |
| Aug. 21 | Sunny | 42° /34° | 0 mm | 10 | |
| Aug. 22 | Sunny | 43° /34° | 1 mm | 10 | |
| Aug. 23 | Sunny | 42° /33° | 0 mm | 10 | |
| Aug. 24 | Sunny | 42° /34° | 0.4 mm | 10 | |
| Aug. 25 | Sunny | 41° /32° | 2.5 mm | 10 | |
| Aug. 26 | Sunny | 42° /29° | 0.1 mm | 10 | |
| Aug. 27 | Cloudy | 41° /30° | 0.1 mm | 9 | |
| Aug. 28 | Sunny | 41° /30° | 0.1 mm | 9 | |
| Aug. 29 | Sunny | 42° /30° | 0 mm | 10 | |
| Aug. 30 | Sunny | 42° /29° | 0.1 mm | 10 | |
| Aug. 31 | Sunny | 41° /29° | 0.4 mm | 9 | |
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Important Notice
Our weather forecast for Arizona in August 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 Arizona forecast closer to your planned date for the most up-to-date weather information.
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Arizona in August - FAQ
What are the expected maximum and minimum temperatures in Arizona during August?
With daytime temperatures soaring above 40° and not dropping much below 30° at night, August in Arizona is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Arizona during August?
In August, Arizona can expect light to moderate rainfall, totaling 37.6 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Arizona during August?
The average wind speed in Arizona during August is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Arizona
Explore the daily rainfall trends and prepare for Arizonas August weather 💧
Typically, Arizona has 7 rainy days in August with a total of 37.6 mm of rainfall.
UV exposure in Arizona during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Counties in Arizona
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Top locations in Arizona
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Where is Arizona?Get accurate weather forecasts for Arizona, located at latitude 33.448 and longitude -112.074. Stay updated with localized weather information tailored for Arizona.
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