California · Rock climbing · Mammoth Lakes

Horseshoe Slabs

16-route climbing area in California with mixed, sport, and trad styles.

Horseshoe SlabsPhoto: inkknife_2000 (14 million views), CC BY-SA 2.0 (via Flickr)
16 routes
5.4 – 5.10a
Sport · Mixed · Trad

Is Horseshoe Slabs 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 Horseshoe Slabs

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, 4.4 mi away at 7,804 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.

Horseshoe Slabs is a climbing area in the Mammoth Ranger District of Inyo National Forest in California, on Forest Service land. Summer is the most comfortable time to climb here. July averages a high of 78°F and a low of 49°F at the nearby Mammoth Lakes weather station, which sits about 1,260 feet lower, so temperatures at the slabs run cooler. Winter averages at that station drop to highs near 41°F and lows around 17°F. Horseshoe Slabs Boulder and Sunshine Wall are both about 0.1 mile away. The Horseshoe Lake Loop mountain bike route is about 0.4 mile off, and Lake George Campground, about 0.7 mile away, is the closest place to camp.

Routes (16)

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Horseshoe Slabs BoulderPhoto: inkknife_2000 (7.5 million views +), CC BY-SA 2.0 (via Wikimedia Commons)

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