East Cottage Dome (aka Erratic Dome)
East Cottage Dome (aka Erratic Dome) in California has 4 routes with alpine no fixed protection.
Photo: jfdervin, CC BY-SA 2.0 (via Flickr)- 4 routes
- 5.7 – 5.12a
- Alpine
Is East Cottage Dome (aka Erratic Dome) open right now?
No closures listed
The National Park Service lists no closures for Yosemite National Park.
As of · Source: NPS · Yosemite National Park. Agencies don't list every closure — check before you go.
Best time to visit East Cottage Dome (aka Erratic Dome)
Best months: June–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.
Jan
41° / 13°
Feb
38° / 12°
Mar
42° / 15°
Apr
45° / 22°
May
54° / 27°
Jun
65° / 33°
Jul
71° / 38°
Aug
70° / 36°
Sep
65° / 32°
Oct
57° / 26°
Nov
47° / 20°
Dec
40° / 12°
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Tuolumne Meadows Rs, CA, 3.5 mi away at 8,694 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
East Cottage Dome, also known as Erratic Dome, is a climbing area in Yosemite National Park, within the Yosemite Wilderness in California. The National Park Service manages the land, and the area sits inside the park's wilderness boundaries. The climbing here is alpine, with four routes spread across the dome. The grades range from 5.7 to 5.12a, so the area suits climbers looking for a range of alpine challenges. The routes include The Crack at 5.7, Drop Zone at 5.9, One Armed Bandit at 5.11b and Neurosis at 5.12a. Summer is the most comfortable time to visit. Typical averages from a nearby weather station at Tuolumne Meadows show July highs around 71°F with lows near 38°F, while winter highs stay in the low 40s. A fee is charged for climbing here. The West Face and Central Cottage Dome climbing areas are both within a quarter mile, and the Young Lakes Trail and Tenaya Lake Trail are about 1.5 to 1.6 miles away.
Routes (4)
Peanut Gallery(2)
Upper North Wall(2)
Facts about this crag
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