Washington · Rock climbing · Index

(Ca) Dihedral Wall

Dihedral Wall in Washington has 5 trad climbing routes across 5 difficulty grades.

(Ca) Dihedral WallPhoto: Laurel Fan, CC BY-SA 2.0 (via Flickr)
5 routes
5.7 – 5.11b/c
Trad

Is (Ca) Dihedral Wall open right now?

Closure in the area

There's a closure order in Mt. Baker-Snoqualmie National Forest. It doesn't name (Ca) Dihedral Wall, so check the source for the area it covers (2 listed).

As of · Source: USFS · Mt. Baker-Snoqualmie National Forest. Agencies don't list every closure — check before you go.

Best time to visit (Ca) Dihedral Wall

Best months: July–September. 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

    42° / 31°

    20 wet · 4 snow

  2. Feb

    47° / 32°

    17 wet · 2 snow

  3. Mar

    52° / 34°

    19 wet · 2 snow

  4. Apr

    59° / 38°

    18 wet

  5. May

    66° / 44°

    16 wet

  6. Jun

    69° / 48°

    13 wet

  7. Jul

    77° / 52°

    7 wet

  8. Aug

    77° / 52°

    7 wet

  9. Sep

    71° / 48°

    11 wet

  10. Oct

    58° / 41°

    16 wet

  11. Nov

    47° / 36°

    20 wet · 2 snow

  12. Dec

    41° / 32°

    20 wet · 5 snow

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Baring, WA, 5.3 mi away at 770 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Closures we've recorded since August 2026

  • Campfire Ban in Effect Forest-wide

    Mt. Baker-Snoqualmie National Forest · Order dated July 21, 2026; seen Aug 23, 2026 → lifted Sep 15, 2026 · Forest Service

The Dihedral Wall is a rock climbing area in the Skykomish Ranger District of Mt. Baker-Snoqualmie National Forest in Washington. It sits among several climbing and hiking destinations, with the Index Town Wall Trail, Lower Town Wall and (C) Main Wall, left side all about 0.1 mile away. Summer is the most comfortable time to visit. Typical averages from the nearby Baring weather station show July and August highs around 77°F with only about seven wet days a month, while winter brings highs in the low 40s and regular snow from December through February. Climbers will find five trad routes here, ranging from 5.7 to 5.11b/c. The Defoliator/Instigator starts at 5.7, and Julies Roof and Cup and Saucer are both in the 5.11 range. Heybrook Lookout is about 1.8 miles away for camping, and the Crescent Trail is 0.4 miles off for a hike.

Routes (5)

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