California · Rock climbing · Lake Arrowhead

Main Ridge Pinnacles

Main Ridge Pinnacles in California has 28 climbing routes across 9 grades, offering sport and trad options.

28 routes
5.7 – 5.11d
Sport · Trad

Is Main Ridge Pinnacles open right now?

Closure in the area

There's a closure order in Mountaintop Ranger District. It doesn't name Main Ridge Pinnacles, so check the source for the area it covers.

As of · Source: USFS · Mountaintop Ranger District. Agencies don't list every closure — check before you go.

Best time to visit Main Ridge Pinnacles

Best months: April–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

    44° / 29°

    6 wet · 1 snow

  2. Feb

    45° / 30°

    6 wet · 1 snow

  3. Mar

    52° / 32°

    6 wet · 1 snow

  4. Apr

    60° / 36°

    4 wet · 1 snow

  5. May

    67° / 41°

    2 wet

  6. Jun

    76° / 49°

    1 wet

  7. Jul

    81° / 57°

    1 wet

  8. Aug

    82° / 57°

    1 wet

  9. Sep

    74° / 52°

    1 wet

  10. Oct

    63° / 43°

    2 wet

  11. Nov

    52° / 34°

    3 wet

  12. Dec

    43° / 29°

    5 wet · 1 snow

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Lake Arrowhead, CA, 4.5 mi away at 5,205 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Main Ridge Pinnacles is a climbing area in the Mountaintop Ranger District of San Bernardino National Forest in California, managed by the Forest Service. It sits among a cluster of pinnacles, with Boiler Pinnacle and Trading Post Pinnacle each about 0.1 mile away. The area has 28 routes, split between sport and trad styles, with grades ranging from 5.7 to 5.11d. A few examples are Dark side of the Moon (5.7 trad), Moonlight Shadow (5.8 trad), Route 1 (5.9 sport) and Continental Drift (5.11d sport). Summer is the warmest stretch. Typical averages from the Lake Arrowhead weather station, about 4.5 miles away, show July and August highs around 81 to 82°F with lows near 57°F and only about one wet day a month. Winter brings highs in the low 40s and a few snow days a month. Nearby, the Pinnacles and Metate hikes are each about a mile away. North Shore campground is about 4.2 miles off, and Lake Arrowhead - Green Valley Lake Recreation Area is about 4.8 miles away.

Routes (28)

Fly Pinnacle(1)

Black Flys5.10c

Pinnacle Cosis(1)

Pinnacle Cosis5.8

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