Boulder Canyon Boulder (AKA Graham Boulder)
Boulder Canyon Boulder (AKA Graham Boulder) is a climbing area in Colorado with 8 routes.
- 8 routes
- V1 – V11
- Bouldering
Is Boulder Canyon Boulder (AKA Graham Boulder) open right now?
Alert in the area
The Forest Service lists 3 alerts for Arapaho and Roosevelt National Forests.
Fire Restrictions
Agency alert covering Arapaho and Roosevelt National Forests · USFS · Arapaho and Roosevelt National Forests
Caribou Road Closure Order
Agency alert covering Boulder Ranger District · Order 02-10-01-26-04 · USFS · Boulder Ranger District
Raptor Nesting Area Closure - Boulder Ranger District
Agency alert covering Boulder Ranger District · Order 02-10-01-26-06 · USFS · Boulder Ranger District
As of · Source: USFS · Arapaho and Roosevelt National Forests. Agencies don't list every closure — check before you go.
Best time to visit Boulder Canyon Boulder (AKA Graham Boulder)
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, 5.3 mi away at 7,970 ft. The station sits about 1,200 ft higher than this place, so expect it a little warmer here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
Boulder Canyon Boulder, also known as Graham Boulder, is a climbing area in the Boulder Ranger District of the Arapaho and Roosevelt National Forests in Colorado. Summer is the most comfortable time to visit. Typical averages from a nearby weather station show July highs around 79°F with lows near 50°F, while September cools to highs around 70°F. That station sits roughly 1,200 feet below the boulders, so temperatures up high run cooler. Several other climbing spots sit right beside the boulders, including Truth or Consequences Crag, also called Inca Stone, and Hillbilly Rock 3. The Hawkins Surguine Spur Trail is about 1.4 miles away, and Winiger Ridge campground is about 4 miles off.
Keep exploring — more climbs worth the drive
Photo: Jim Halligan, CC BY 2.0 (via Flickr)Lion's Den
~1 min drive
Lion's Den in Colorado has 5 routes ranging across 3 difficulty grades, offering mixed, sport, and trad climbing.
Truth or Consequences Crag aka Inca Stone
~0 min drive
Truth or Consequences Crag (Inca Stone) in Colorado has 13 routes across 10 grades with mixed, sport, and trad climbing.
Hillbilly Rock 1
~0 min drive
Hillbilly Rock 1 in Colorado has 10 climbing routes ranging from sport to trad.
Across from The Bihedral aka Cascade Crag
~0 min drive
25-route climbing area in Colorado with sport and trad options, 15 difficulty grades.
Glacier Dome
~0 min drive
Glacier Dome in Colorado has 10 sport climbing routes across 9 grades.
The Lower Tier
~0 min drive
Lower Tier, The in Colorado has 17 climbing routes across 10 grades.
The Bihedral (Upper Tier)
~0 min drive
Bihedral (Upper Tier) in Colorado has 38 climbing routes.
Sherwood Boulder
~0 min drive
Sherwood Boulder is a bouldering crag in Colorado with 8 routes.
The Riviera
~0 min drive
Riviera, The in Colorado has 21 climbing routes across 10 grades, offering mixed, sport, and trad styles.
Garden Party Wall
~0 min drive
Garden Party Wall in Colorado has 5 mixed and sport climbing routes ranging from moderate to hard difficulty.
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