Colorado · Rock climbing · Boulder

Red Devil

Red Devil in Colorado has 9 climbing routes across 8 grades, offering sport and trad options.

Red DevilPhoto: laurascudder, CC BY-SA 2.0 (via Flickr)
9 routes
5.4 – 5.12a
Sport · Trad

Best time to visit Red Devil

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, 1.7 mi away at 5,484 ft. The station sits about 1,300 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.

Red Devil is a climbing area on city land in Colorado, about 0.1 mile from the Central and Finger Flatiron climbing areas. It sits in a cluster of bouldering and climbing spots with trails and paddling nearby, making it an easy addition to a longer day on the rock. Late spring and early fall are the most comfortable times to go. Typical averages from a nearby weather station in Boulder, at a lower elevation, run around 71°F highs in May and 79°F in September. Expect cooler temperatures at Red Devil. Mallory Cave Trail and Mesa Trail are both about 0.3 mile away, and Boulder Creek offers canoeing about 2.7 miles off. For an overnight stay, Winiger Ridge campground is roughly 4.7 miles away.

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