California · Rock climbing · Doyle

Cow Skull Boulders

Cow Skull Boulders in California has 22 routes across 12 difficulty grades, offering bouldering and sport climbing.

22 routes
V0+ – V5
Bouldering · Sport

Best time to visit Cow Skull Boulders

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.

  1. Jan

    43° / 24°

    6 wet

  2. Feb

    49° / 27°

    6 wet

  3. Mar

    56° / 31°

    6 wet

  4. Apr

    61° / 34°

    5 wet

  5. May

    70° / 40°

    5 wet

  6. Jun

    79° / 45°

    3 wet

  7. Jul

    88° / 51°

    2 wet

  8. Aug

    87° / 49°

    2 wet

  9. Sep

    80° / 43°

    2 wet

  10. Oct

    67° / 36°

    3 wet

  11. Nov

    52° / 28°

    5 wet

  12. 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.

Cow Skull Boulders is a bouldering area on Bureau of Land Management land within the Eagle Lake Field Office in California. It sits among a cluster of climbing areas in the region, with Homestead Canyon about half a mile away and Pinkland and The Black Hole each about 0.8 mile off. The climbing here is almost entirely bouldering, with 26 boulder problems and one sport route among the 27 routes. Grades on the V scale run from V0- up to V5, with V1 the median, and the sport route sits at 5.12+. Among the named problems are "Synapsis" at V1, "Anti-Socialist" at V3, and "The Spud" at V5. Spring and fall are the most comfortable times to go. Typical averages from a nearby weather station show May highs around 70°F and October highs around 67°F, while July and August average highs in the upper 80s. Close by are Homestead Canyon, Pinkland, The Black Hole and The West Face, about 1.5 miles away.