California · Rock climbing · French Gulch

Lamb Boulder

Lamb Boulder is a 5-route bouldering crag in California with 4 difficulty grades.

5 routes
V2 – V7
Bouldering

Is Lamb Boulder open right now?

Closure in the area

There's a closure order in Shasta-Trinity National Forest. It doesn't name Lamb Boulder, so check the source for the area it covers (2 listed).

As of · Source: USFS · Shasta-Trinity National Forest. Agencies don't list every closure — check before you go.

Best time to visit Lamb Boulder

Best months: April–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.

  1. Jan

    55° / 40°

    14 wet

  2. Feb

    59° / 42°

    13 wet

  3. Mar

    63° / 44°

    13 wet

  4. Apr

    70° / 48°

    10 wet

  5. May

    79° / 55°

    8 wet

  6. Jun

    88° / 63°

    3 wet

  7. Jul

    97° / 69°

    1 wet

  8. Aug

    96° / 68°

    1 wet

  9. Sep

    90° / 63°

    2 wet

  10. Oct

    78° / 55°

    5 wet

  11. Nov

    62° / 46°

    10 wet

  12. Dec

    54° / 41°

    13 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Shasta Dam, CA, 3.4 mi away at 1,075 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Lamb Boulder is a climbing area on Bureau of Land Management land in the Shasta Lake Ranger District of Shasta-Trinity National Forest, within the Redding Field Office. It sits in the Shasta-Trinity National Forest, about 3.4 miles from the Shasta Dam weather station, which sits a few hundred feet lower than the boulder. Spring and fall are the most comfortable times to visit. Typical averages from the nearby Shasta Dam station show May highs around 79°F and October highs around 78°F, while July and August average in the mid-90s. Creek Slab and Lower Gulley are both climbing areas about 0.1 mile away. Waydalmem Creek, a canoeing spot, is about 0.6 mile off, and Dry Fork Creek is a hike about 1.3 miles away.

Routes (5)

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