Erin's Route
One of eight routes at this RMNP bouldering area.
- V0-
- grade
- Bouldering Pads
- style
Is Erin's Route open right now?
No closures listed
The National Park Service lists no closures for Rocky Mountain National Park.
As of · Source: NPS · Rocky Mountain National Park. Agencies don't list every closure — check before you go.
Best time to visit Erin's Route
Best months: June and 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
30° / 4°
14 wet · 14 snow
Feb
34° / 6°
13 wet · 12 snow
Mar
42° / 14°
12 wet · 9 snow
Apr
49° / 20°
11 wet · 6 snow
May
59° / 28°
12 wet · 2 snow
Jun
71° / 34°
11 wet
Jul
76° / 40°
14 wet
Aug
73° / 38°
15 wet
Sep
68° / 32°
12 wet · 1 snow
Oct
55° / 23°
10 wet · 4 snow
Nov
40° / 13°
11 wet · 9 snow
Dec
30° / 5°
14 wet · 13 snow
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Grand Lake 1 Nw, CO, 10.4 mi away at 8,720 ft. The station sits about 700 ft lower than this place, so expect it a little cooler here. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
One of eight climbs catalogued at RMNP Bouldering Miscellaneous Areas, this route sits at the lower end of the grade spectrum at Unknown Boulder, where ascents range from V0 to V10-11.
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