Keystone Arch
About
Keystone Arch is a natural arch in the Monticello Ranger District of Manti-La Sal National Forest in Utah, managed by the Forest Service. The nearest town is Blanding, about 16 miles away, and the arch sits at roughly 6,776 feet. Spring and fall are the most comfortable times to visit. Typical averages from a nearby weather station show May highs around 71°F and October highs around 63°F, while July highs reach about 89°F and winter brings frequent snow days. Several other destinations lie close by. East Texas Rim and Arch Canyon are both within about a mile and a half, and the Arch Canyon Overlook Trail and Texas Trail are each about 2 miles away.
Arch Facts
Elevation
6,776 ft
Land manager
Forest Service
Elevation from USGS 3D Elevation Program terrain data (about 10 m resolution).
Location
Keystone Arch
Utah
Name and location: U.S. Geological Survey, Geographic Names Information System (GNIS). Elevation: USGS 3D Elevation Program. View the GNIS record.
Facts about this place
When to go
Best time to go: Apr–Jun. The mildest months here, with typical highs of 60–83°F and lows of 35–54°F.
Typical monthly averages (not a forecast) from the Natural Bridges Nm, UT weather station, 10 mi away. High / low in °F, and days with snow.
- Jan39° high20° low4 days with snow
- Feb43° high24° low3 days with snow
- Mar53° high30° low2 days with snow
- Apr60° high35° low1 days with snow
- May71° high44° low
- Jun83° high54° low
- Jul89° high60° low
- Aug85° high58° low
- Sep77° high51° low
- Oct63° high39° low
- Nov50° high29° low2 days with snow
- Dec39° high20° low4 days with snow
Where it is
- Monticello Ranger District · Ranger district
- Manti-La Sal National Forest · National forest
- Nearest town
- Blanding, Utah · 16 mi
- Managed by
- Forest Service
Source: USFS EDW boundaries; USGS PAD-US 4.1; USGS GNIS populated places
Conditions
Active alerts for Monticello Ranger District as of Oct 9, 2026:
Rescinding Order: Monticello Ranger District - Babylon Burn Area and Road Closure Order
critical · posted Aug 24, 2026
Source: USFS forest alerts
Nearby
- East Texas RimMountain biking0.7 mi
- Arch CanyonMountain biking1.4 mi
- Arch Canyon Overlook TrailHiking2 mi
- West Rim Texas CanyonMountain biking2 mi
- Butts CanyonMountain biking2.1 mi
- Texas TrailHiking2.2 mi
- Lyman Canyon OverlookHiking2.7 mi
- WHISKERS TRAIL (472)Hiking2.8 mi
Source: Roamze catalog (indexable pages within 10 miles, PostGIS distance)
