California · Rock climbing · Mammoth Lakes

Devil Boulder

Devil Boulder in California has 7 bouldering routes across 5 grades.

7 routes
V0 – V5
Bouldering

Is Devil Boulder open right now?

Alert in the area

The Forest Service lists 4 alerts for Inyo National Forest.

As of · Source: USFS · Inyo National Forest. Agencies don't list every closure — check before you go.

Best time to visit Devil Boulder

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

    41° / 17°

  2. Feb

    41° / 18°

  3. Mar

    45° / 22°

  4. Apr

    51° / 27°

  5. May

    60° / 35°

  6. Jun

    70° / 42°

  7. Jul

    78° / 49°

  8. Aug

    77° / 47°

  9. Sep

    71° / 40°

  10. Oct

    61° / 30°

  11. Nov

    49° / 23°

  12. Dec

    41° / 17°

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Mammoth Lakes Rs, CA, 19.9 mi away at 7,804 ft. The station sits about 600 ft higher than this place, so expect it a little warmer here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Devil Boulder is a bouldering area in the White Mountain Ranger District of Inyo National Forest in California, about 20 miles from Mammoth Lakes. It sits among several other climbing areas, with Catacombs, Weekend Retreat and The Psychedelic Hideaway all about 0.1 mile away. The climbing here is all bouldering, with seven routes spread across the V0- to V5 range. The easiest are Monkey On My Back at V0- and Pokehoedown at V0, while Looks Like We're One Horse Shy Partner is the hardest at V5. Summer is the most comfortable time to visit. Typical averages from a nearby weather station at Mammoth Lakes show July highs around 78°F with lows near 49°F, while winter highs stay around 41°F. Tuff Campground is about 3 miles away, and Lower Rock Creek is a hike about 2.8 miles off. Sand Canyon, a mountain biking area, is about 3.8 miles away.