West face of Northwest Rock Roof Problem
The hardest climb at Cleavage Rock among nine catalogued routes.
- 5.11b
- grade
- Sport Bolted
- style
Best time to visit West face of Northwest Rock Roof Problem
Best months: October–June. 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
57° / 39°
Feb
61° / 41°
Mar
66° / 43°
Apr
71° / 46°
May
77° / 50°
Jun
84° / 54°
Jul
89° / 57°
Aug
89° / 57°
Sep
86° / 55°
Oct
77° / 50°
Nov
65° / 43°
Dec
57° / 39°
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Livermore, CA, 11.6 mi away at 393 ft. The station sits about 600 ft lower than this place, so expect it a little cooler here. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
This is the hardest route catalogued at Cleavage Rock, where climbs range from 5.4 to 5.11b across nine established routes.
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