Bone Grinder
Mid-range problem at Calico Basin's Bone Grinder Boulder sector.
- V3
- grade
- Bouldering Pads
- style
Best time to visit Bone Grinder
Best months: February–May and October–November. 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
53° / 32°
4 wet
Feb
56° / 35°
5 wet
Mar
64° / 41°
4 wet
Apr
70° / 47°
2 wet
May
80° / 56°
1 wet
Jun
90° / 66°
1 wet
Jul
95° / 73°
2 wet
Aug
94° / 72°
2 wet
Sep
87° / 62°
2 wet
Oct
75° / 50°
2 wet
Nov
62° / 38°
2 wet
Dec
52° / 31°
3 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Red Rock Canyon - Spg Mt Rch S, NV, 6 mi away at 3,780 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
One of 24 boulder problems catalogued at Calico Basin, this climb sits in the middle range of the crag's V0–V10 span at Bone Grinder Boulder.
Photo of the crag
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