Colorado · Rock climbing · Golden

Illness Boulders

Illness Boulders in Colorado has 6 bouldering routes across 5 difficulty grades.

6 routes
V1- – V11
Bouldering

Best time to visit Illness Boulders

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.

  1. Jan

    44° / 12°

    5 wet

  2. Feb

    44° / 13°

    6 wet

  3. Mar

    51° / 21°

    7 wet

  4. Apr

    56° / 27°

    8 wet

  5. May

    64° / 36°

    10 wet

  6. Jun

    76° / 43°

    10 wet

  7. Jul

    81° / 49°

    12 wet

  8. Aug

    79° / 47°

    12 wet

  9. Sep

    73° / 40°

    8 wet

  10. Oct

    61° / 29°

    6 wet

  11. Nov

    51° / 20°

    5 wet

  12. Dec

    44° / 13°

    5 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Evergreen, CO, 6.8 mi away at 6,985 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Illness Boulders is a bouldering area in Clear Creek Canyon Park, Colorado, on county land. It sits among a cluster of climbing spots, with New River Wall Bouldering and New River Wall, The both about 0.1 mile away, and Highlands aka Highlander, The about 0.2 mile off. Summer is the most comfortable time to visit. Typical averages from the nearby Evergreen weather station show July highs around 81°F with lows near 49°F, while winter highs stay in the mid-40s. Beaver Brook Trail is about 0.4 mile away for a hike, and Clear Creek RV Park is about 4.6 miles away for camping.