Idaho · Bouldering · Boise

Unknown Problem

Mid-range problem among 14 routes at Valley of the Trolls.

V2-3
grade
Bouldering Pads
style

Best time to visit Unknown Problem

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

    39° / 26°

    11 wet · 5 snow

  2. Feb

    46° / 29°

    9 wet · 3 snow

  3. Mar

    55° / 35°

    10 wet · 2 snow

  4. Apr

    62° / 40°

    9 wet

  5. May

    72° / 48°

    8 wet

  6. Jun

    81° / 54°

    5 wet

  7. Jul

    93° / 62°

    3 wet

  8. Aug

    91° / 61°

    2 wet

  9. Sep

    80° / 53°

    4 wet

  10. Oct

    65° / 42°

    6 wet

  11. Nov

    49° / 32°

    10 wet · 2 snow

  12. Dec

    39° / 25°

    12 wet · 5 snow

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Boise Air Terminal, ID, 4.5 mi away at 2,814 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

One of 14 boulder problems catalogued at Valley of the Trolls, this climb sits in the middle of the crag's range from V0 to V6.

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