The Lunar Surface
Lunar Surface is a Wyoming climbing crag with 5 sport routes.
Photo: jtstewart, CC BY-SA 2.0 (via Flickr)- 5 routes
- 5.9 – 5.11a
- Sport
Is Lunar Surface, The open right now?
No closures listed
The Forest Service lists no closures for Bighorn National Forest.
As of · Source: USFS · Bighorn National Forest. Agencies don't list every closure — check before you go.
Best time to visit The Lunar Surface
Best months: May–June and August–September. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.
Jan
39° / 12°
5 wet · 5 snow
Feb
40° / 15°
5 wet · 5 snow
Mar
49° / 22°
7 wet · 5 snow
Apr
55° / 30°
9 wet · 3 snow
May
64° / 39°
12 wet · 1 snow
Jun
76° / 48°
10 wet
Jul
86° / 54°
7 wet
Aug
84° / 53°
6 wet
Sep
74° / 43°
6 wet
Oct
60° / 31°
6 wet · 2 snow
Nov
48° / 21°
5 wet · 4 snow
Dec
39° / 12°
4 wet · 4 snow
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Billy Creek, WY, 27.9 mi away at 4,975 ft. The station sits about 1,400 ft lower than this place, so expect it a little cooler here. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
The Lunar Surface is a climbing area in the Powder River Ranger District of Bighorn National Forest in Wyoming, managed by the Forest Service. It sits among several other climbing areas, with After 5 Crag, Dry Wall and Grand Parade all about 0.1 mile away. The routes here are all sport climbs, and they range from 5.9 to 5.11a. The hardest is Mergatroid at 5.11a, and the easiest is Heavens to Mergatroid at 5.9. Ride the Shark and Walking on the Moon are both 5.10b/c, and both were first ascended by Charlie Kardaleff. Summer is the most comfortable time to climb. Typical averages from the nearby Billy Creek weather station, which sits about 1,400 feet lower, show July highs around 86°F with lows near 54°F, while winter brings highs in the upper 30s and regular snow days from December through February. The station's figures are not adjusted for the higher elevation of the crag. Leigh Creek Campground is about 1.6 miles away, and Tensleep Creek offers paddling about 2.9 miles off. Boulder Park Campground is roughly 4.9 miles away, and the Salt Lick Trail is about 3.5 miles from the crag.
Keep exploring — more climbs worth the drive
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