Pennsylvania · Rock climbing · Robeson Township

a. Main Wall

25 routes
5.6 – 5.12b
Sport
Apr–Oct
best months

a. Main Wall is a sport climbing area in Pennsylvania, sitting about 0.1 mile from the community of Trap Rock. It is one of several named walls in this cluster, with b. Orange Sunshine Wall, c. Neophyte's Wall and m. Reservoir Wall all within a tenth of a mile. The area holds 25 sport routes, with grades ranging from 5.6 to 5.12b. The median is 5.10a, and the hardest route listed is Monkey Boy at 5.12b. The easiest is The Sixth Element at 5.6, and Tap Dance at 5.10b and Fracture at 5.11a fall in between. For timing, late spring and early fall are the most comfortable. Typical averages from a nearby weather station run from highs around 72°F in May to 76°F in September, with July peaking near 85°F. Hikers can find the Horse-Shoe Trail about 1.5 miles away and the Six Penny Trail about 2.4 miles away. Paddlers can reach the Schuylkill River Water Trail roughly 6.4 miles off.

  • Best time to go · Apr–Oct

    Best time to visit a. Main Wall

    Best months: April–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

      37° / 20°

    2. Feb

      41° / 22°

    3. Mar

      49° / 31°

    4. Apr

      62° / 39°

    5. May

      72° / 50°

    6. Jun

      80° / 59°

    7. Jul

      85° / 64°

    8. Aug

      82° / 62°

    9. Sep

      76° / 55°

    10. Oct

      64° / 44°

    11. Nov

      53° / 34°

    12. Dec

      42° / 27°

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Hopewell Morgantown, PA, 7.1 mi away at 550 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.