Idaho · Rock climbing · American Falls

Lower Tier of the Asylum Wall

24 routes at Lower Tier of the Asylum Wall in Idaho range from 13 difficulty grades, offering sport and trad climbing.

24 routes
5.10a – 5.12b/c
Sport · Trad

Best time to visit Lower Tier of the Asylum Wall

Best months: April–June and September–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° / 17°

    10 wet

  2. Feb

    39° / 21°

    9 wet

  3. Mar

    51° / 27°

    9 wet

  4. Apr

    59° / 33°

    10 wet

  5. May

    68° / 39°

    10 wet

  6. Jun

    78° / 46°

    7 wet

  7. Jul

    89° / 53°

    5 wet

  8. Aug

    88° / 52°

    6 wet

  9. Sep

    77° / 43°

    6 wet

  10. Oct

    62° / 34°

    7 wet

  11. Nov

    47° / 24°

    9 wet

  12. Dec

    35° / 18°

    10 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Massacre Rocks Sp, ID, 0.4 mi away at 4,195 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

The Lower Tier of the Asylum Wall is a climbing area in Idaho, managed by the Bureau of Reclamation and located about 6 miles from the town of Quigley. It sits within a cluster of climbing spots, with Asylum Wall and Owl Cove Area both about 0.1 mile away, and Cling/Clang Wall at a similar distance. The area is a sport climbing destination, with 20 sport routes and 4 trad routes among its 24 total. The grades run from 5.10a up to 5.12b/c, with Delirium Tremens at 5.11a and Seizure at 5.12b/c as two of the more notable routes. Summer is the warmest stretch for climbing. Typical averages from a nearby weather station at Massacre Rocks show July highs around 89°F with lows near 53°F, while September cools to highs around 77°F. Winter is cold, with January highs near 35°F and lows around 17°F. The River Trail is about 0.3 mile away, and the Pohogwe Trail is about 0.8 mile away. For paddling, Rock Creek is about 1.9 miles off, and Pipeline Campground is about 7 miles away.