Tunnels Bouldering
6 bouldering routes in Colorado spanning 5 grades.
- 6 routes
- V2 – V11
- Bouldering
Best time to visit Tunnels Bouldering
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
36° / 15°
5 wet
Feb
36° / 15°
5 wet
Mar
44° / 20°
6 wet
Apr
49° / 25°
8 wet
May
59° / 32°
9 wet
Jun
72° / 40°
8 wet
Jul
78° / 47°
9 wet
Aug
76° / 46°
10 wet
Sep
69° / 38°
8 wet
Oct
56° / 29°
6 wet
Nov
44° / 21°
5 wet
Dec
36° / 15°
5 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Rustic 9wsw, CO, 7.7 mi away at 7,700 ft. The station sits about 900 ft lower than this place, so expect it a little cooler here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
Tunnels Bouldering is a bouldering area in the Canyon Lakes Ranger District of the Arapaho and Roosevelt National Forests in Colorado, managed by the Forest Service. It sits about 0.2 miles from Tunnel Campground, which makes it an easy base for a day of climbing. Summer is the most comfortable time to visit. Typical averages from a nearby weather station at about 7,700 feet show July highs around 78°F with lows near 47°F, while winter highs stay in the mid-30s. The Tunnels Area climbing area is about 0.9 miles away, and the Laramie River Trail is about half a mile off. Bristlecone Castle and Bristlecone Bouldering are both within about 2 miles.
Routes (6)
Lead Belly(3)
Meadow Boulder(2)
Pyramid Boulder(1)
Keep exploring — more climbs worth the drive
Tunnels Area
~2 min drive
Tunnels Area is a bouldering crag in Colorado with 2 routes.
Bristlecone Castle
~3 min drive
Bristlecone Castle in Colorado has 12 climbing routes with 10 difficulty grades, offering sport and trad options.
High Cluster
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Canals
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Grotto Bloc
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Cronus Bloc
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Stematron Boulder
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Stematron Boulder in Colorado has 5 bouldering routes across 5 grades.
Poudre Falls
~4 min drive
Poudre Falls in Colorado has 3 bouldering routes.
Hank's Boulder
~4 min drive
Hank's Boulder in Colorado has 8 bouldering routes across 7 difficulty grades.
Rude Beauty
~4 min drive
Rude Beauty is a 7-route bouldering crag in Colorado with 7 distinct difficulty grades.
