Sun Breathing
Among the most difficult problems catalogued at Mortar Rock.
- V11
- grade
- Bouldering Pads
- style
Best time to visit Sun Breathing
Best months: Year-round. 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
59° / 43°
11 wet
Feb
62° / 44°
10 wet
Mar
65° / 46°
10 wet
Apr
67° / 47°
7 wet
May
70° / 49°
3 wet
Jun
74° / 52°
1 wet
Jul
74° / 53°
0 wet
Aug
75° / 54°
1 wet
Sep
76° / 54°
1 wet
Oct
73° / 52°
3 wet
Nov
65° / 47°
7 wet
Dec
59° / 43°
11 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Berkeley, CA, 1.5 mi away at 310 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
One of the hardest problems at Mortar Rock, where 55 climbs have been catalogued across a range from V0 to V13.
Photo of the crag
Keep exploring — more climbs worth the drive
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