Idaho · Rock climbing · Boise

Scary Canyon

Scary Canyon in Idaho has 10 sport climbing routes across 6 grades.

Scary CanyonPhoto: cifraser1, CC BY 2.0 (via Flickr)
10 routes
5.10a – 5.12a
Sport

Best time to visit Scary Canyon

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, 1.1 mi away at 2,840 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Scary Canyon is a climbing area in Idaho on Bureau of Land Management land within the Four Rivers Field Office. It sits among a cluster of climbing spots, with Face Canyon about 0.2 miles away and East Car Body Canyon and West Car Body Canyon each about 0.4 miles off. The Oregon Trail passes within a mile, and the Historic Oregon Trail is about 1.1 miles away. The canyon's climbing is all sport, with 10 routes spread across grades from 5.10a to 5.12a. The easiest are Doctor Hemlock and Simple Physics at 5.10a, and the hardest is Boise Gunfighter at 5.12a, first climbed by Brad Heller and Matt Fischer in 2005. The median grade is 5.10c. 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.