Boulder Rock Club
Rock Climbing business nearby (~5 mi away) — hasn't claimed their Roamze page yet
The hardest climb catalogued at South's Devil's Thumb sector.
Best months: May–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° / 17°
5 wet
Feb
40° / 17°
5 wet
Mar
47° / 22°
6 wet
Apr
52° / 27°
8 wet
May
61° / 35°
10 wet
Jun
73° / 44°
9 wet
Jul
79° / 50°
10 wet
Aug
77° / 48°
11 wet
Sep
70° / 41°
8 wet
Oct
57° / 31°
6 wet
Nov
47° / 24°
5 wet
Dec
40° / 17°
5 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Gross Rsvr, CO, 3.4 mi away at 7,970 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
This route represents the cutting edge of difficulty at South's Devil's Thumb sector, matching the hardest climbs catalogued across the crag's 52-route inventory.
Photo of the crag

Photo: Brett L., CC BY-SA 2.0 (via Flickr)Flying Flatiron
~0 min drive
Flying Flatiron in Colorado has 6 climbing routes spanning 6 grades, offering sport and trad options.
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11 trad routes at Sphinx, The in Colorado.
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~1 min drive
Sobo in Colorado has 10 climbing routes across 7 grades, featuring mixed and traditional styles.
Photo: supercraigtalbert, CC BY 2.0 (via Flickr)South
~1 min drive
South in Colorado has 58 climbing routes across 27 grades, featuring bouldering pads, mixed, and trad styles.
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~1 min drive
Mamoonious is a bouldering area in Colorado with 5 routes across 4 grades.
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~1 min drive
25 bouldering routes in Colorado spanning 13 difficulty grades.
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~2 min drive
Seal Rock in Colorado has 27 climbing routes across 16 grades.
Whale Boulder (aka South Paw)
~2 min drive
Whale Boulder (aka South Paw) in Colorado has 5 bouldering routes.
Fatiron
~0 min drive
Fatiron is a Colorado climbing crag with 5 routes on 4 difficulty grades, offering sport and trad climbing.
Outfitters and businesses near Boulder. They haven’t set up their Roamze page yet.
Boulder Rock Club
Rock Climbing business nearby (~5 mi away) — hasn't claimed their Roamze page yet
Movement Gyms
Rock Climbing business nearby (~6 mi away) — hasn't claimed their Roamze page yet
Wildcat Mountaineering
Rock Climbing business nearby (~19 mi away) — hasn't claimed their Roamze page yet