Grand Canyon (AZ)
August
Weather in Grand Canyon, Arizona for August 2026
Your guide to Grand Canyon weather in August - trends and predictions
In general, the average temperature in Grand Canyon at the beginning of August is 31.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 26.1 °F by the end of August.
Grand Canyon experiences moderate rainfall in August, with an average of 9 rainy days and a total precipitation of 49.9 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
22
Dry days
9
Rainy days
0
Snow days
29°/18°
Temperatures
28 km/h
Avg max wind
30 %
Avg humidity
Grand Canyon Weather August
Move between months or click on a day
Temperatures trend during August in Grand Canyon
See the weather trend as well as the moving average line
August weather in Grand Canyon day by day
Click on a date for more information
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
Aug. 1 | Sunny | 30° /18° | 0 mm | 8 | |
Aug. 2 | Sunny | 30° /18° | 0 mm | 8 | |
Aug. 3 | Sunny | 31° /17° | 0 mm | 8 | |
Aug. 4 | Sunny | 31° /17° | 0 mm | 8 | |
Aug. 5 | Sunny | 31° /18° | 0 mm | 8 | |
Aug. 6 | Sunny | 32° /19° | 0 mm | 8 | |
Aug. 7 | Partly cloudy | 33° /21° | 0 mm | 8 | |
Aug. 8 | Sunny | 31° /21° | 0 mm | 8 | |
Aug. 9 | Sunny | 30° /19° | 0 mm | 8 | |
Aug. 10 | Partly cloudy | 31° /19° | 0 mm | 8 | |
Aug. 11 | Sunny | 30° /18° | 0 mm | 8 | |
Aug. 12 | Sunny | 32° /18° | 0 mm | 8 | |
Aug. 13 | Partly cloudy | 32° /18° | 0 mm | 8 | |
Aug. 14 | Overcast | 31° /20° | 0 mm | 7 | |
Aug. 15 | Thundery outbreaks possible | 26° /17° | 6.7 mm | 6 | |
Aug. 16 | Sunny | 27° /15° | 0 mm | 7 | |
Aug. 17 | Sunny | 27° /15° | 0 mm | 7 | |
Aug. 18 | Overcast | 29° /17° | 0 mm | 6 | |
Aug. 19 | Patchy rain possible | 30° /18° | 0.1 mm | 7 | |
Aug. 20 | Patchy rain possible | 31° /20° | 0.3 mm | 7 | |
Aug. 21 | Moderate or heavy rain shower | 29° /19° | 5 mm | 7 | |
Aug. 22 | Moderate or heavy rain shower | 28° /18° | 12.9 mm | 7 | |
Aug. 23 | Moderate rain at times | 28° /18° | 2.2 mm | 7 | |
Aug. 24 | Patchy rain possible | 23° /16° | 1.4 mm | 5 | |
Aug. 25 | Moderate rain at times | 27° /17° | 0.4 mm | 6 | |
Aug. 26 | Sunny | 25° /14° | 5.1 mm | 6 | |
Aug. 27 | Sunny | 25° /15° | 0 mm | 6 | |
Aug. 28 | Overcast | 25° /16° | 0 mm | 6 | |
Aug. 29 | Partly cloudy | 26° /16° | 0 mm | 6 | |
Aug. 30 | Moderate rain at times | 27° /16° | 0.6 mm | 7 | |
Aug. 31 | Patchy light rain | 28° /18° | 1 mm | 7 | |
Next |
Important Notice
Our weather forecast for Grand Canyon 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 Grand Canyon forecast closer to your planned date for the most up-to-date weather information.
Change Month
Grand Canyon in August - FAQ
What are the expected maximum and minimum temperatures in Grand Canyon during August?
During August, expect a variety of temperatures with highs around 29° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Grand Canyon during August?
In August, Grand Canyon can expect light to moderate rainfall, totaling 49.9 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Grand Canyon during August?
The average wind speed in Grand Canyon during August is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Grand Canyon
Explore the daily rainfall trends and prepare for Grand Canyons August weather 💧
UV exposure in Grand Canyon during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Quick links
More Grand Canyon weather pages
You are here
Get accurate weather forecasts for Grand Canyon, located at latitude 36.054 and longitude -112.139. Stay updated with localized weather information tailored for Grand Canyon.
Found a mistake?
We appreciate your attention to details. Tell us here.