Left Side
Left Side is a California climbing area with 10 routes ranging from 5.10a to 5.12c.
- 10 routes
- 5.4 – 5.11b
- Sport · Trad
Is Left Side open right now?
Closure in the area
There's a closure order in Mountaintop Ranger District. It doesn't name Left Side, so check the source for the area it covers.
Radford Fire Closure Area
Agency closure covering Mountaintop Ranger District · Order 05-12-52-24-06 · USFS · Mountaintop Ranger District
Safety Alert - Falling Rocks at Bonita Falls
Agency alert covering San Bernardino National Forest · USFS · San Bernardino National Forest
Fire Restrictions
Agency alert covering San Bernardino National Forest · Order 05-12-00-26-05 · USFS · San Bernardino National Forest
As of · Source: USFS · Mountaintop Ranger District. Agencies don't list every closure — check before you go.
Best time to visit Left Side
Best months: May–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.
Jan
46° / 24°
6 wet
Feb
46° / 24°
6 wet
Mar
51° / 27°
6 wet
Apr
57° / 31°
4 wet
May
66° / 37°
2 wet
Jun
75° / 43°
1 wet
Jul
80° / 50°
2 wet
Aug
79° / 49°
3 wet
Sep
73° / 44°
2 wet
Oct
63° / 35°
2 wet
Nov
53° / 28°
3 wet
Dec
46° / 24°
6 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Big Bear Lake, CA, 12.4 mi away at 6,753 ft. The station sits about 1,300 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.
Left Side is a climbing area in the Mountaintop Ranger District of San Bernardino National Forest in California. It sits within the forest's ranger district system, and the nearest town is Big Bear Lake, about 12 miles away. Late spring and early fall are the most comfortable times to go. Typical averages from the Big Bear Lake weather station, about 12 miles away, show May highs near 66°F and September highs near 73°F, with lows in the mid-40s. Winter is much colder, with January highs around 46°F and lows near 24°F. Right Side is just 0.1 mile away, and (g) Onyx Summit Crag is about 1.6 miles off. PCT Section 21 lies roughly 2.4 miles away, and Juniper Springs Group Camp is about 3.2 miles away for overnight stays.
Routes (10)
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