Square Rock
Square Rock in Colorado has 6 routes with 6 difficulty grades, offering bouldering, sport, and trad climbing.
Photo: Ty Nigh, CC BY 2.0 (via Flickr)- 6 routes
- 5.8 – 5.12c/d
- Mixed · Sport · Trad
Best time to visit Square Rock
Best months: April–June 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
47° / 21°
6 wet
Feb
48° / 22°
7 wet
Mar
57° / 29°
8 wet
Apr
63° / 34°
10 wet
May
71° / 43°
12 wet
Jun
83° / 51°
10 wet
Jul
88° / 57°
11 wet
Aug
86° / 55°
10 wet
Sep
79° / 48°
8 wet
Oct
66° / 37°
7 wet
Nov
54° / 28°
6 wet
Dec
46° / 21°
6 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Boulder, CO, 1.6 mi away at 5,484 ft. The station sits about 900 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.
Square Rock is a climbing area in NCAR Park, a city-managed parcel in Boulder, Colorado. It sits among a cluster of other climbing spots, with Babyhorn and Elevated Boulder both about 0.1 mile away. Spring and fall are the most comfortable times to visit. Typical averages from the nearby Boulder weather station show May highs around 71°F and October highs around 66°F, while July highs reach about 88°F. For more time outdoors, the Mallory Cave Trail and Mesa Trail are both about 0.3 mile from Square Rock. Paddlers can head to Boulder Creek, roughly 2.8 miles away, and Winiger Ridge campground is about 4.8 miles off.
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