Idaho · Rock climbing · Boise

Tall Cliffs

22 climbing routes at Tall Cliffs in Idaho, ranging across 12 difficulty grades.

22 routes
5.9 – 5.11c
Sport · Trad

Best time to visit Tall Cliffs

Best months: March–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

    40° / 26°

  2. Feb

    46° / 27°

  3. Mar

    56° / 33°

  4. Apr

    63° / 37°

  5. May

    74° / 45°

  6. Jun

    82° / 51°

  7. Jul

    93° / 59°

  8. Aug

    91° / 58°

  9. Sep

    81° / 50°

  10. Oct

    67° / 41°

  11. Nov

    50° / 32°

  12. Dec

    40° / 25°

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Boise Lucky Peak Dam, ID, 1.8 mi away at 2,840 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Tall Cliffs is a climbing area in Idaho on Bureau of Land Management land within the Four Rivers Field Office. It sits among several other climbing areas, including Populace Wall, The New Fringe and The Fringe, all about 0.1 mile away. The Historic Oregon Trail passes about half a mile off. The climbing here is a mix of sport and trad routes, with 14 sport routes and 8 trad routes among the 22 listed. The YDS grades run from 5.9- up to 5.11c, with a median of 5.10c. Number Eight is a sport route at 5.9-, and Hara-Kiri in a Combine is a sport route at 5.11c. Bosom Buddies, a trad route at 5.10a, was first climbed by Sandy Epeldi and Sarah Brandenberger in 2001. For timing, late spring and early fall are the most comfortable. Typical averages from a nearby weather station show May highs around 74°F and September highs around 81°F, while July averages climb to about 93°F.

Keep exploring — more climbs worth the drive