The Great Warm-Up Boulder
Great Warm-Up Boulder is a 5-route bouldering area in Colorado.
- 5 routes
- V1- – V2-3
- Bouldering
Is Great Warm-Up Boulder, The open right now?
Alert in the area
The Forest Service lists 8 alerts for Pike and San Isabel National Forests.
FSR 286, Radical Hill, is closed due to washouts and unsafe conditions
Agency alert covering Pike and San Isabel National Forests · USFS · Pike and San Isabel National Forests
Interlaken Hotel Tree Hazards
Agency alert covering Pike and San Isabel National Forests · USFS · Pike and San Isabel National Forests
Sharpe Fire Update
Agency alert covering Pike and San Isabel National Forests · USFS · Pike and San Isabel National Forests
Turquoise Lake Road (County Road 4) Closure
Agency alert covering Pike and San Isabel National Forests · USFS · Pike and San Isabel National Forests
Downed and weakened trees on South Platte Ranger District
Agency alert covering South Platte Ranger District · USFS · South Platte Ranger District
As of · Source: USFS · Pike and San Isabel National Forests. Agencies don't list every closure — check before you go.
Best time to visit The Great Warm-Up Boulder
Best months: May–July and September–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
45° / 14°
4 wet
Feb
46° / 16°
5 wet
Mar
53° / 23°
6 wet
Apr
58° / 29°
8 wet
May
67° / 38°
9 wet
Jun
79° / 47°
9 wet
Jul
84° / 53°
12 wet
Aug
82° / 51°
13 wet
Sep
76° / 43°
7 wet
Oct
64° / 32°
5 wet
Nov
53° / 23°
4 wet
Dec
44° / 15°
5 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Cheesman, CO, 3.5 mi away at 6,880 ft. The station sits about 1,000 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.
The Great Warm-Up Boulder is a climbing area in the South Platte Ranger District of the Pike and San Isabel National Forests in Colorado, managed by the Forest Service. It sits among a cluster of climbing spots, with Arch Rock and Metaphysical Wall each about 0.1 mile away. For comfortable weather, aim for late spring or early fall. Typical averages from the nearby Cheesman weather station, which sits about 1,000 feet lower, show May highs around 67°F and September highs around 76°F, with July and August the warmest months at about 82 to 84°F. Nearby options include YMCA Camo Shady Brook campground about 2.5 miles away and Horse Creek, a canoeing spot about 2.7 miles off. The Gill hike and South Platte River fishing are both within about 3 miles.
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