California · Rock climbing · Mesa Camp

Ratso

One of 17 routes at Riverside Island, toward the lower end of the crag's grade range.

5.10a
grade
Trad Gear
style

Best time to visit Ratso

Best months: April–May and 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

    56° / 24°

    4 wet

  2. Feb

    59° / 26°

    4 wet

  3. Mar

    67° / 31°

    3 wet

  4. Apr

    74° / 37°

    2 wet

  5. May

    83° / 44°

    2 wet

  6. Jun

    94° / 51°

    1 wet

  7. Jul

    100° / 57°

    1 wet

  8. Aug

    98° / 54°

    1 wet

  9. Sep

    90° / 47°

    1 wet

  10. Oct

    78° / 37°

    1 wet

  11. Nov

    64° / 27°

    2 wet

  12. Dec

    55° / 22°

    3 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Bishop Ap, CA, 15.2 mi away at 4,102 ft. The station sits about 1,200 ft lower than this place, so expect it a little cooler here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

One of 17 routes catalogued at Riverside Island, this climb sits near the lower end of the crag's range, which spans from 5.10+ to 5.13b.

Photo of the crag

Riverside Island — the crag this route is on
Riverside Island, California — this photo shows the crag, not this individual route.Photo: GSEC, CC BY 2.0 (via Flickr)

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