Craters Of The Moon National Monument & Preserve in August
August at Craters Of The Moon National Monument & Preserve averages a daytime high near 82°F and an overnight low around 54°F, with about 0.5" of precipitation. Visitation runs about 2× the park's average month, which makes August a very busy month here.
- Average low
- 54°F
- Average high
- 82°F
Range across the year: 13°F to 83°F
- Precipitation
- 0.5 in
- Daylight
- 13.8 hours
Roughly 17% of the park's yearly visitors come in August: about 45,000 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes August the 3rd-busiest of the park's twelve months, sitting between the July peak (2.3×) and the January low (0.1×).
On our Best Time to Visit score August rates 60/100 ("Good"). Our recommended month is September: the lightest crowds of the park's good-weather months.
The daily average of about 68°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 18.3 miles from the park.
August falls inside the park's busiest stretch: June, July and August together pull about 53% of the year's visitors, so a visit this month means sharing the park with the peak-season crowd.
You'll have about 13.8 hours of daylight in August to explore — between the 8.8-hour midwinter low and the 15.2-hour summer high.
Park-wide, 2025 drew 260,418 recreation visits, down 17.1% from 314,118 in 2024.
How August compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| July | 83°F / 56°F | 2.3× Very busy | 56 Fair |
| August | 82°F / 54°F | 2.0× Very busy | 60 Good |
| September | 71°F / 45°F | 1.9× Very busy | 48 Fair |
All twelve months at Craters Of The Moon, with the best time to visit.
Things to do at Craters Of The Moon in August
The National Park Service tags 8 Craters Of The Moon activities for summer. Each links to the park's own page for it.
- Explore a Cave · 60-90 minutes
- Hike Broken Top Loop · 60-90 minutes
- Hike Devils Orchard · 30-45 minutes
- Hike the North Crater Trail · 90-120 minutes
- Hike the Tree Molds Trail · 60-90 minutes
- Hike Up Inferno Cone · 30-45 minutes
- Visit the Spatter Cones · 10-15 minutes
- Backpack the Craters of the Moon Wilderness
Frequently Asked Questions
August averages a daytime high near 82°F and an overnight low around 54°F at Craters Of The Moon National Monument & Preserve, with about 0.5 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 18.3 miles from the park, so conditions inside the park can differ, especially at other elevations.
August is very busy at Craters Of The Moon National Monument & Preserve (about 2.0× the average month). Our best-time score rates it "Good" at 60/100. Our recommended month is September.
The busiest month is July and the quietest is January. August sits at about 2.0× the park's average, or 17% of annual visitation.
A typical August sees about 45,000 recreation visits at Craters Of The Moon National Monument & Preserve, based on National Park Service monthly counts from 1979–2025.
Where to stay near Craters Of The Moon in August
Booking a August trip to Craters Of The Moon National Monument & Preserve? Compare hotels, cabins and vacation rentals near the park with live August availability and prices.
Top-rated places to stay near Craters Of The Moon
Prices for Oct 30–Nov 1, 4 adults. Change dates on the map below.
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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.