Walnut Canyon National Monument in August
August at Walnut Canyon National Monument averages a daytime high near 82°F and an overnight low around 55°F, with about 3.4" of precipitation. Visitation runs about 0.9× the park's average month, which makes August an average month here.
- Average low
- 55°F
- Average high
- 82°F
Range across the year: 20°F to 86°F
- Precipitation
- 3.4 in
- Daylight
- 13.3 hours
Roughly 8% of the park's yearly visitors come in August: about 13,000 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes August the 9th-busiest of the park's twelve months, sitting between the April peak (1.5×) and the January low (0.4×).
August is our recommended month at Walnut Canyon: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 69°F is a comfortable range for hiking and being outdoors all day. These figures are 1991–2020 NOAA climate normals from the nearest station, about 0.5 miles from the park.
August falls inside the park's busiest stretch: June, July and August together pull about 27% of the year's visitors, so a visit this month means sharing the park with the peak-season crowd.
You'll have about 13.3 hours of daylight in August to explore — between the 9.6-hour midwinter low and the 14.4-hour summer high.
Park-wide, 2024 drew 187,205 recreation visits, up 22.7% from 152,548 in 2023.
Across the past decade overall visitation has risen about 14.2%, so a August visit is likely to feel busier than it did a few years ago.
How August compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| July | 86°F / 57°F | 1.2× Busy | 57 Fair |
| August | 82°F / 55°F | 0.9× Average | 70 Good |
| September | 78°F / 46°F | 1.1× Average | 59 Fair |
All twelve months at Walnut Canyon, with the best time to visit.
Frequently Asked Questions
August averages a daytime high near 82°F and an overnight low around 55°F at Walnut Canyon National Monument, with about 3.4 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 0.5 miles from the park, so conditions inside the park can differ, especially at other elevations.
August is average at Walnut Canyon National Monument (about 0.9× the average month). Our best-time score rates it "Good" at 70/100. August is our recommended month for this park.
The busiest month is April and the quietest is January. August sits at about 0.9× the park's average, or 8% of annual visitation.
A typical August sees about 13,000 recreation visits at Walnut Canyon National Monument, based on National Park Service monthly counts from 1979–2025.
Where to stay near Walnut Canyon in August
Booking a August trip to Walnut Canyon National Monument? Compare hotels, cabins and vacation rentals near the park with live August availability and prices.
Top-rated places to stay near Walnut Canyon
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See the full ranking of the best national parks to visit in August.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.