Cyanide Gully
Cyanide Gully in California has 17 climbing routes ranging across 11 difficulty grades, offering sport and trad options.
- 17 routes
- 5.9 – 5.14a
- Trad · Sport
Is Cyanide Gully open right now?
Alert in the area
The Forest Service lists 4 alerts for Inyo National Forest.
Stage 1 Fire Restrictions in Effect
Agency alert covering Inyo National Forest · Order 05-04-50-26-23 · USFS · Inyo National Forest
Help Halt Golden Mussel Invasion
Agency alert covering Inyo National Forest · USFS · Inyo National Forest
Ansel Adams and John Muir Wilderness Campfire Restrictions
Agency alert covering Inyo National Forest · Order 05-04-50-25-04 · USFS · Inyo National Forest
Golden Trout and Hoover Wilderness Campfire Restrictions
Agency alert covering Inyo National Forest · Order 05-04-50-25-05 · USFS · Inyo National Forest
As of · Source: USFS · Inyo National Forest. Agencies don't list every closure — check before you go.
Best time to visit Cyanide Gully
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.
Jan
41° / 17°
Feb
41° / 18°
Mar
45° / 22°
Apr
51° / 27°
May
60° / 35°
Jun
70° / 42°
Jul
78° / 49°
Aug
77° / 47°
Sep
71° / 40°
Oct
61° / 30°
Nov
49° / 23°
Dec
41° / 17°
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Mammoth Lakes Rs, CA, 24.4 mi away at 7,804 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
Cyanide Gully is a climbing area in the White Mountain Ranger District of Inyo National Forest in California, managed by the Forest Service. It sits among a cluster of climbing spots, with Got about 0.1 mile away and OJ Buttress about 0.2 mile away. Summer is the most comfortable time to visit. Typical averages from a nearby weather station at Mammoth Lakes show July highs around 78°F with lows near 49°F, while winter highs stay around 41°F. Morgan Mine Road and Mount Julius Caesar are both within a mile for hiking. For an overnight base, Mosquito Flat Backpacker Campground is about 5.6 miles away and Horton Creek Campground about 5.9 miles.
Routes (17)
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