Massachusetts · Bouldering · Sudbury

Summit Boulder

V0+
grade
Bouldering Pads
style
Apr–Jun, Aug–Oct
best months

One of just a few routes catalogued at Tippling Rock.

  • Nearby · Boulder Brook Reservation · Bates Boulder aka Fairy Rock · Peter's Hill
  • Best time to go · Apr–Jun, Aug–Oct

    Best time to visit Summit Boulder

    Best months: April–June and August–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° / 15°

      11 wet

    2. Feb

      41° / 16°

      9 wet

    3. Mar

      48° / 24°

      12 wet

    4. Apr

      62° / 34°

      12 wet

    5. May

      73° / 45°

      12 wet

    6. Jun

      81° / 55°

      11 wet

    7. Jul

      87° / 60°

      10 wet

    8. Aug

      85° / 58°

      10 wet

    9. Sep

      78° / 49°

      9 wet

    10. Oct

      66° / 38°

      11 wet

    11. Nov

      54° / 29°

      10 wet

    12. Dec

      43° / 21°

      11 wet

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Maynard 2, MA, 5.1 mi away at 205 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Keep exploring — more climbs worth the drive

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Boulder Brook Reservation

~13 min drive

Boulder Brook Reservation in Massachusetts has 9 bouldering routes across 5 grades.

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Bates Boulder aka Fairy Rock

~13 min drive

Bates Boulder (Fairy Rock) in Massachusetts has 13 bouldering routes across 5 grades.

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Peter's Hill

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Peter's Hill in Massachusetts has 6 climbing routes with 4 difficulty grades, offering bouldering and top-rope.

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Hopkinton State Park

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Hopkinton State Park in Massachusetts has 6 climbing routes with bouldering pads, sport, and trad.

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Bolton/Lancaster

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Bolton/Lancaster is a Massachusetts climbing area with 3 bouldering routes.

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Powder House Crag

~17 min drive

Powder House Crag in Massachusetts has 8 top-rope routes across 5 grades.

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Area 69, Bedford, MA

~18 min drive

6-route bouldering crag in Bedford, Massachusetts with 3 difficulty grades.

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Berlin Boulder

~19 min drive

Berlin Boulder in Massachusetts has 14 bouldering routes across 9 grades.

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Forty Caves

~19 min drive

Forty Caves in Massachusetts has 10 climbing routes with 7 difficulty grades.

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Rainbow Rocks

~20 min drive

10 bouldering routes at Rainbow Rocks, Massachusetts, spanning 8 difficulty grades.