El Primero Boulder
5 bouldering routes at El Primero Boulder in Colorado.
Photo: dreid1987, CC BY 3.0 (via Wikimedia Commons)- 5 routes
- V0- – V5
- Bouldering
Best time to visit El Primero Boulder
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
39° / 17°
5 wet
Feb
40° / 17°
5 wet
Mar
47° / 22°
6 wet
Apr
52° / 27°
8 wet
May
61° / 35°
10 wet
Jun
73° / 44°
9 wet
Jul
79° / 50°
10 wet
Aug
77° / 48°
11 wet
Sep
70° / 41°
8 wet
Oct
57° / 31°
6 wet
Nov
47° / 24°
5 wet
Dec
40° / 17°
5 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Gross Rsvr, CO, 4.6 mi away at 7,970 ft. The station sits about 800 ft higher than this place, so expect it a little warmer here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
El Primero Boulder is a climbing area on city land in the Bergheim - Wood area of Colorado, about 0.1 mile from the Third Flatiron and the East Ironing Board. It sits among a cluster of bouldering spots, with the Upper Satellite Boulders just as close. Summer is the most comfortable time to visit. Typical averages from a nearby weather station show July highs around 79°F with lows near 50°F, while winter highs stay in the low 40s. The Kohler Mesa Trail and Mesa Trail are both about 0.4 mile away. Boulder Creek, a canoeing spot, is roughly 1.9 miles off, and Winiger Ridge campground is about 4.9 miles away.
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