Wisconsin · Bouldering · Hales Corners

Cooper

V2+
grade
Bouldering Pads
style
Apr, Jun–Oct
best months

One of 16 boulder problems catalogued at Jake's Rock, situated in the middle range of the crag's V0- to V5+ span.

  • Nearby · Milwaukee Lakefront · Buttered Logs · University Of Wisconsin, Milwaukee
  • Best time to go · Apr, Jun–Oct

    Best time to visit Cooper

    Best months: April and June–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.

    1. Jan

      30° / 12°

      10 wet

    2. Feb

      33° / 15°

      9 wet

    3. Mar

      44° / 24°

      9 wet

    4. Apr

      56° / 34°

      11 wet

    5. May

      68° / 46°

      13 wet

    6. Jun

      78° / 56°

      11 wet

    7. Jul

      83° / 61°

      9 wet

    8. Aug

      81° / 59°

      10 wet

    9. Sep

      74° / 51°

      10 wet

    10. Oct

      62° / 40°

      11 wet

    11. Nov

      47° / 28°

      9 wet

    12. Dec

      35° / 18°

      9 wet

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Hales Corners/Whitnall Park/Bo, WI, 1.5 mi away at 774 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.