Idaho · Rock climbing · Almo

Heironimous Bosch

The hardest route catalogued at Elephant Rock - East.

5.11a
grade
Sport Bolted
style

Is Heironimous Bosch open right now?

No closures listed

The National Park Service lists no closures for City of Rocks National Reserve.

As of · Source: NPS · City of Rocks National Reserve. Agencies don't list every closure — check before you go.

Best time to visit Heironimous Bosch

Best months: April–June and August–October. 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

    35° / 16°

    8 wet

  2. Feb

    39° / 19°

    7 wet

  3. Mar

    48° / 27°

    6 wet

  4. Apr

    55° / 33°

    7 wet

  5. May

    65° / 41°

    9 wet

  6. Jun

    75° / 50°

    6 wet

  7. Jul

    86° / 59°

    5 wet

  8. Aug

    85° / 57°

    6 wet

  9. Sep

    74° / 48°

    5 wet

  10. Oct

    60° / 35°

    5 wet

  11. Nov

    45° / 24°

    6 wet

  12. Dec

    35° / 17°

    8 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Rosette, UT, 23 mi away at 5,685 ft. The station sits about 500 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.

This route represents the upper end of the grade spectrum at Elephant Rock - East, where 10 climbs have been catalogued ranging from 5.7 to 5.11a.

Photo of the crag

Elephant Rock - East — the crag this route is on
Elephant Rock - East, Idaho — this photo shows the crag, not this individual route.Photo: cifraser1, CC BY 2.0 (via Flickr)

Keep exploring — more climbs worth the drive

Elephant Rock - NorthPhoto: cifraser1, CC BY 2.0 (via Flickr)

Elephant Rock - North

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Crystal Cow

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Campground 5-19 Circuit

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Local businesses nearby

Outfitters and businesses near Almo. They haven’t set up their Roamze page yet.

Village of Trees RV Resort

Rock Climbing business nearby (~35 mi away) — hasn't claimed their Roamze page yet

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