Colorado · Rock climbing · Boulder

Cold North Shell

Lower-middle grade among 11 routes at this Colorado crag.

5.5
grade
Trad Gear
style

Is Cold North Shell open right now?

Alert in the area

The Forest Service lists 3 alerts for Arapaho and Roosevelt National Forests.

As of · Source: USFS · Arapaho and Roosevelt National Forests. Agencies don't list every closure — check before you go.

Best time to visit Cold North Shell

Best months: April–June and September–October. 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.

  1. Jan

    47° / 21°

    6 wet

  2. Feb

    48° / 22°

    7 wet

  3. Mar

    57° / 29°

    8 wet

  4. Apr

    63° / 34°

    10 wet

  5. May

    71° / 43°

    12 wet

  6. Jun

    83° / 51°

    10 wet

  7. Jul

    88° / 57°

    11 wet

  8. Aug

    86° / 55°

    10 wet

  9. Sep

    79° / 48°

    8 wet

  10. Oct

    66° / 37°

    7 wet

  11. Nov

    54° / 28°

    6 wet

  12. Dec

    46° / 21°

    6 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Boulder, CO, 5.3 mi away at 5,484 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.

One of 11 routes catalogued at Turtle Rock: A Crag for Kids, this climb sits in the lower-middle range of the crag's 5.4 to 5.9 span.

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Local businesses nearby

Outfitters and businesses near Boulder. They haven’t set up their Roamze page yet.

Boulder Rock Club

Rock Climbing business nearby (~6 mi away) — hasn't claimed their Roamze page yet

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Movement Gyms

Rock Climbing business nearby (~6 mi away) — hasn't claimed their Roamze page yet

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Wildcat Mountaineering

Rock Climbing business nearby (~16 mi away) — hasn't claimed their Roamze page yet

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