Arizona
August
Weather in Arizona for August 2025
Your guide to Arizona weather in August - trends and predictions
In general, the average temperature in Arizona at the beginning of August is 42.7 °F. As the month progressed, temperatures tended to remain steady, reaching an average of 42.7 °F by the end of August.
The climate of Arizona in August is notably wet, with an average of 11 rainy days.
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20
Dry days
11
Rainy days
0
Snow days
42°/29°
Temperatures
20 km/h
Avg max wind
28 %
Avg humidity
Arizona in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  40° | 2  43° | 3  44° | ||||
| 4 44° | 5 44° | 6 43° | 7 41° | 8  41° | 9 41° | 10 42° |
| 11  40° | 12  40° | 13 40° | 14 42° | 15 42° | 16  43° | 17 42° |
| 18 40° | 19 39° | 20 40° | 21 37° | 22 39° | 23 39° | 24 40° |
| 25 42° | 26 43° | 27 42° | 28 43° | 29 44° | 30 44° | 31  41° |
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Temperatures trend during August in Arizona
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August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 | Partly cloudy | 40° /28° | 0.6 mm | 9 | |
| Aug. 2 | Cloudy | 43° /31° | 0.5 mm | 9 | |
| Aug. 3 | Sunny | 44° /32° | 0 mm | 10 | |
| Aug. 4 | Sunny | 44° /31° | 0.4 mm | 11 | |
| Aug. 5 | Sunny | 44° /31° | 0.5 mm | 11 | |
| Aug. 6 | Sunny | 43° /30° | 1.6 mm | 11 | |
| Aug. 7 | Partly cloudy | 41° /30° | 0.7 mm | 9 | |
| Aug. 8 | Patchy rain possible | 41° /30° | 1 mm | 9 | |
| Aug. 9 | Patchy rain possible | 41° /31° | 0.8 mm | 9 | |
| Aug. 10 | Patchy rain possible | 42° /31° | 0.1 mm | 10 | |
| Aug. 11 | Moderate rain at times | 40° /30° | 1.9 mm | 9 | |
| Aug. 12 | Overcast | 40° /29° | 1.2 mm | 9 | |
| Aug. 13 | Sunny | 40° /29° | 0.7 mm | 9 | |
| Aug. 14 | Partly cloudy | 42° /31° | 0 mm | 10 | |
| Aug. 15 | Partly cloudy | 42° /31° | 0 mm | 10 | |
| Aug. 16 | Heavy rain at times | 43° /32° | 0.9 mm | 10 | |
| Aug. 17 | Moderate or heavy rain shower | 42° /32° | 1.5 mm | 10 | |
| Aug. 18 | Heavy rain at times | 40° /31° | 2.9 mm | 9 | |
| Aug. 19 | Overcast | 39° /30° | 0.5 mm | 9 | |
| Aug. 20 | Patchy rain possible | 40° /31° | 0.4 mm | 9 | |
| Aug. 21 | Moderate rain at times | 37° /27° | 5.1 mm | 8 | |
| Aug. 22 | Partly cloudy | 39° /27° | 2.7 mm | 9 | |
| Aug. 23 | Partly cloudy | 39° /29° | 0.2 mm | 9 | |
| Aug. 24 | Cloudy | 40° /28° | 0 mm | 9 | |
| Aug. 25 | Sunny | 42° /30° | 0.1 mm | 10 | |
| Aug. 26 | Sunny | 43° /31° | 0 mm | 11 | |
| Aug. 27 | Sunny | 42° /31° | 0.3 mm | 10 | |
| Aug. 28 | Sunny | 43° /31° | 0 mm | 10 | |
| Aug. 29 | Sunny | 44° /30° | 0 mm | 11 | |
| Aug. 30 | Sunny | 44° /31° | 0.1 mm | 10 | |
| Aug. 31 | Thundery outbreaks possible | 41° /30° | 0.2 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.
Arizona in August - FAQ
What are the expected maximum and minimum temperatures in Arizona during August?
With daytime temperatures soaring above 42° and not dropping much below 29° 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 22.4 mm across approximately 11 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 20 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 💧
UV exposure in Arizona during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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