Deaf, Blind and Dumb
One of one climbs catalogued at Cow Skull Boulders in this grade.
- 5.12+
- grade
- Sport Bolted
- style
Best time to visit Deaf, Blind and Dumb
Best months: April–June and September–October. 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
43° / 24°
6 wet
Feb
49° / 27°
6 wet
Mar
56° / 31°
6 wet
Apr
61° / 34°
5 wet
May
70° / 40°
5 wet
Jun
79° / 45°
3 wet
Jul
88° / 51°
2 wet
Aug
87° / 49°
2 wet
Sep
80° / 43°
2 wet
Oct
67° / 36°
3 wet
Nov
52° / 28°
5 wet
Dec
42° / 24°
6 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Doyle 4 Sse, CA, 3.5 mi away at 4,390 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
The Millennial Boulder at Cow Skull Boulders hosts one catalogued climb in this grade system.
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