California · Rock climbing · June Lake

Power Boulder

Power Boulder in California has 6 bouldering routes with 4 difficulty grades.

6 routes
V1+ – V5
Bouldering

Is Power 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 Power 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, 12.4 mi away at 7,804 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Power Boulder is a bouldering area in the Mono Lake Ranger District of Inyo National Forest in California, managed by the Forest Service. It sits among several other bouldering spots, with Slab Boulder, Ice Cream Boulders and Boulder with a View all about 0.1 mile away. Oh Ridge campground is 0.3 mile off, and June Lake campground is about 1.3 miles away. The climbing here is all bouldering, with six routes ranging from V1+ to V5. The hardest are Cherry Garcia and Ice Cream Arete at V5, and the easiest is Problem F at V1+. The routes are close together, so it's easy to move from one to another in a single visit. Summer is the most comfortable time to go. 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. Reversed Peak Trail and Reversed Peak Loop are both about a mile away, and June Lake Loop Trail is roughly 1.3 miles off.