Colorado · Rock climbing · Idaho Springs

Main Area

Main Area in Colorado has 9 bouldering routes across 7 grades.

9 routes
V3-4 – V14-
Bouldering

Is Main Area 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 Main Area

Best months: June and 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.

  1. Jan

    32° / 12°

    8 wet

  2. Feb

    31° / 11°

    8 wet

  3. Mar

    38° / 17°

    9 wet

  4. Apr

    43° / 23°

    10 wet

  5. May

    53° / 31°

    9 wet

  6. Jun

    64° / 40°

    9 wet

  7. Jul

    69° / 46°

    13 wet

  8. Aug

    67° / 44°

    14 wet

  9. Sep

    61° / 38°

    10 wet

  10. Oct

    50° / 29°

    7 wet

  11. Nov

    39° / 19°

    7 wet

  12. Dec

    32° / 12°

    8 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Cabin Creek, CO, 11.8 mi away at 10,020 ft. The station sits about 1,400 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.

Main Area is a climbing area in the James Peak Wilderness, part of the Clear Creek Ranger District of the Arapaho and Roosevelt National Forests in Colorado. The Forest Service manages the land. Summer is the most comfortable time to visit. Typical averages from a nearby weather station at Cabin Creek show July highs around 69°F with lows near 46°F, while temperatures at the wilderness high point run cooler. Winter is cold, with January highs around 32°F. Swissco, a bouldering area, sits just 0.1 mile away, and Upper Ohman is about 1.2 miles off. For a hike, Mount Flora is roughly 1.6 miles away, and Robbers Roost Campground is about 2.9 miles away.

Keep exploring — more climbs worth the drive