Big Monkey Left
Near the upper end of the grade range at San Luis Valley's English Valley sector.
- 5.11d
- grade
- Sport Bolted
- style
Is Big Monkey Left open right now?
No closures listed
The Forest Service lists no closures for Rio Grande National Forest.
As of · Source: USFS · Rio Grande National Forest. Agencies don't list every closure — check before you go.
Best time to visit Big Monkey Left
Best months: May–September. 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
35° / 7°
4 wet
Feb
40° / 13°
4 wet
Mar
51° / 21°
5 wet
Apr
59° / 27°
5 wet
May
68° / 36°
6 wet
Jun
78° / 44°
6 wet
Jul
80° / 50°
11 wet
Aug
78° / 48°
12 wet
Sep
73° / 40°
8 wet
Oct
63° / 30°
5 wet
Nov
49° / 18°
4 wet
Dec
36° / 9°
4 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Del Norte 3ene, CO, 7.6 mi away at 7,845 ft. The station sits about 600 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 seven routes catalogued in English Valley at San Luis Valley, this climb sits near the upper end of the crag's range.
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