Colorado · Bouldering · Lyons

Left Arete - East Boulder

Mid-range climb among seven routes at Warm-Up Blocks.

V3-4
grade
Bouldering Pads
style

Is Left Arete - East Boulder open right now?

Alert in the area

The Forest Service lists 4 alerts for Canyon Lakes Ranger District.

As of · Source: USFS · Canyon Lakes Ranger District. Agencies don't list every closure — check before you go.

Best time to visit Left Arete - East Boulder

Best months: May–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.

  1. Jan

    37° / 16°

    7 wet

  2. Feb

    38° / 16°

    8 wet

  3. Mar

    45° / 21°

    9 wet

  4. Apr

    52° / 26°

    10 wet

  5. May

    61° / 35°

    12 wet

  6. Jun

    74° / 43°

    10 wet

  7. Jul

    80° / 48°

    13 wet

  8. Aug

    78° / 46°

    13 wet

  9. Sep

    70° / 39°

    9 wet

  10. Oct

    57° / 30°

    7 wet

  11. Nov

    44° / 23°

    6 wet

  12. Dec

    36° / 16°

    7 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Estes Park 3 Sse, CO, 8.5 mi away at 7,812 ft. The station sits about 600 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.

One of seven routes catalogued at Warm-Up Blocks, this climb sits in the middle of the crag's range from V1 to V7.