Temperatures in August
It's warm in August in Grand Canyon National Park with an average temperature of 29°C. Temperatures this month range from a low of 27°C to a high of 30°C. At night, you can expect temperatures between 9°C and 13°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Grand Canyon National Park in August. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of August
The month of August starts in Grand Canyon National Park with hot temperatures, averaging around 30°C during the day and nights close to 12°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Since temperatures can differ between day and night, it’s a good idea to dress in layers.
Mid-August
By mid-August, the average daytime temperature drops to around 29°C, with nights close to 11°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of August
By the end of August, the average daytime temperature in Grand Canyon National Park will be around 28°C, with nights close to 10°C. A shower might show up, but overall the weather will be dry and sunny.
Precipitation in August
In August, there is an average of 55 mm of precipitation, spread over 7 days. The wind speed is around 4 Bft, mostly coming from the South.
The average precipitation chance is 23% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in August for Grand Canyon National Park. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Grand Canyon National Park in August |
UK | ||
|---|---|---|---|
 Average Temperature |
29°C | 22°C | |
 High Temp |
30°C | 24°C | |
| Low Temp |
27°C | 19°C | |
 Total Precipitation |
55 mm | 60 mm | |
| Rainy Days |
7 days | 10 days | |
July
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Grand Canyon National Park?
Want nice weather? Then August is a great time to be in Grand Canyon National Park. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Grand Canyon National Park in August
With 36°C, Grand Canyon National Park hit the highest temperature in the last 10 years in August 2020. The lowest daytime temperature in this month was 17°C in 2016. The extreme night temperatures ranged from a low of 2°C to a high of 18°C.
Check out the climate of Grand Canyon National Park for all months and discover the best travel time
Daily Temperature in August in Grand Canyon National Park
This chart shows the average daily temperatures, both day and night, for each day in August in Grand Canyon National Park, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in August in Grand Canyon National Park
The chart below shows the average daily precipitation in August for Grand Canyon National Park, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for August, you can expect around 7 days of rain in Grand Canyon National Park.
Daily UV Index in August in Grand Canyon National Park
This chart shows the average daily UV index in August in Grand Canyon National Park, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Grand Canyon National Park Over the Years
This chart shows the average temperature in August in Grand Canyon National Park, measured in degrees Celsius, over the past years.
Total Precipitation in August in Grand Canyon National Park Over the Years
This chart shows the average precipitation in August in Grand Canyon National Park, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in August for Grand Canyon National Park
Click on a specific day in August for detailed info on the typical weather on that day in Grand Canyon National Park. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Grand Canyon National Park
The weather in August in Grand Canyon National Park is rated 0 out of 5 stars by 1 visitor. Have you been to Grand Canyon National Park? Share your weather experience to help other visitors.
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Average Weather in Grand Canyon National Park by Month
Click on a month below to see detailed weather info for Grand Canyon National Park. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Grand Canyon National Park for all months at once
