Colorado · Rock climbing · Aspen

Alley Oop

The easiest climb at Pass Walls among 15 catalogued routes.

5.7
grade
Trad Gear
style

Is Alley Oop open right now?

Closure in the area

There's a closure order in White River National Forest. It doesn't name Alley Oop, so check the source for the area it covers (2 listed).

As of · Source: USFS · White River National Forest. Agencies don't list every closure — check before you go.

Best time to visit Alley Oop

Best months: May–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

    32° / 10°

    13 wet

  2. Feb

    35° / 13°

    12 wet

  3. Mar

    43° / 20°

    12 wet

  4. Apr

    50° / 27°

    12 wet

  5. May

    60° / 35°

    11 wet

  6. Jun

    71° / 42°

    8 wet

  7. Jul

    76° / 48°

    11 wet

  8. Aug

    73° / 47°

    12 wet

  9. Sep

    67° / 40°

    10 wet

  10. Oct

    55° / 30°

    9 wet

  11. Nov

    42° / 19°

    10 wet

  12. Dec

    32° / 10°

    12 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Aspen 1sw, CO, 8.2 mi away at 8,175 ft. The station sits about 1,200 ft lower than this place, so expect it a little cooler here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

This is the easiest route catalogued at Pass Walls, where climbs range from 5.7 to 5.12+.