Iris Slab
Iris Slab is a 9-route climbing crag in California with 5 difficulty grades and mixed protection.
- 9 routes
- 5.5 – 5.10c
- Mixed
Is Iris Slab 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 Iris Slab
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, 16.3 mi away at 7,804 ft. The station sits about 600 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.
Iris Slab is a climbing area in the White Mountain Ranger District of Inyo National Forest in California, managed by the Forest Service. It sits about 0.1 mile from Iris Meadow Campground, which makes it an easy base for a day or longer stay in the area. 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 hover around 41°F with lows in the teens. Several other climbing areas and camps lie close by. Sugar Mountain is about 0.4 mile away, and Rock Creek Bouldering is about 0.5 mile away. Aspen Group Campground is about 0.3 mile away, and the Upper Rock Creek Canyon Trail is about 1.8 miles away.
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