Massachusetts · Bouldering · Lynnfield · Near Newburyport

Kill Switch

V6-
grade
Bouldering Pads
style
Jun–Oct
best months

One of the hardest problems at Jackhammer Boulder, where five routes have been catalogued across the V1+ to V6- range. First ascent by Bob Parrot.

Around this trail

Add any of these when you start a trip
  • Sleep close

    Camp Evergreen

    Campground

    Campground · 7.6 mi from the trail
  • If it rainsDaderot., CC BY-SA 3.0 · Wikimedia Commons

    Rebecca Nurse Homestead

    Museum

    On your way back · 5 mi

Places © OpenStreetMap contributors · Photos: Daderot., CC BY-SA 3.0 (commons)

More in Newburyport
  • Nearby · Black Mamba Boulder · Evil Boulder · Sharma Boulders
  • Best time to go · Jun–Oct

    Best time to visit Kill Switch

    Best months: 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

      38° / 19°

      12 wet · 8 snow

    2. Feb

      40° / 20°

      11 wet · 7 snow

    3. Mar

      48° / 27°

      13 wet · 6 snow

    4. Apr

      60° / 37°

      13 wet · 1 snow

    5. May

      70° / 47°

      13 wet

    6. Jun

      78° / 56°

      12 wet

    7. Jul

      84° / 63°

      11 wet

    8. Aug

      82° / 61°

      10 wet

    9. Sep

      75° / 53°

      9 wet

    10. Oct

      64° / 42°

      11 wet

    11. Nov

      53° / 32°

      11 wet · 2 snow

    12. Dec

      43° / 24°

      12 wet · 5 snow

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Reading, MA, 5.4 mi away at 110 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.