California · Rock climbing · Mammoth Lakes

Sherwin Secrets

Sherwin Secrets in California has 13 bouldering routes across 8 grades.

13 routes
V1 – V9
Bouldering

Is Sherwin Secrets 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 Sherwin Secrets

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, 2.7 mi away at 7,804 ft. The station sits about 700 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.

Sherwin Secrets is a climbing area in the Mammoth Ranger District of Inyo National Forest in California, about 2.6 miles from the community of Old Mammoth. The Forest Service manages the land. 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 with lows in the teens. The Sherwin Lakes hike starts about half a mile away, and Valentine Lake is about a mile off. Sherwin Creek campground sits about 1.1 miles away, and the Aspen Boulder climbing area is about 1.6 miles away.

Routes (13)

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Sector FPhoto: Ken Lund, CC BY-SA 2.0 (via Flickr)

Sector F

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Sector APhoto: Ken Lund, CC BY-SA 2.0 (via Flickr)

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Sector CPhoto: Ken Lund, CC BY-SA 2.0 (via Flickr)

Sector C

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