California · Rock climbing · Mammoth Lakes

Entrance Boulders

Entrance Boulders in California has 5 bouldering routes spanning 4 grades.

5 routes
V1 – V3
Bouldering

Is Entrance Boulders 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 Entrance 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

    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, 19.4 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.

Entrance Boulders is a bouldering area in California's Inyo National Forest, within the White Mountain Ranger District. It sits on city land, and the surrounding area is a cluster of boulders and small climbing features, with several named boulders and the Rimview Cliffs climbing area all within about a tenth of a mile. The climbing here is all bouldering, with five routes listed, all rated between V1 and V3 on the V scale. The easiest is Problem B at V1, and the hardest is Toe Jam at V3. The other routes are Bouncer and Problem A at V2, and Girdle Traverse at V2+. 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. Nearby, Rimview Cliffs and The Crippler Boulder are both about 0.1 mile away. Tuff Campground is about 2.2 miles off, and Lower Rock Creek is about 2 miles away.

Routes (5)