New Jersey · Rock climbing · Whitehall · Near Hackettstown

s. Ronca

16 routes
5.1 – 5.10b
Top Rope
Apr, Aug–Oct
best months

S. Ronca is a climbing area in New Jersey, about 0.2 miles from the town of Whitehall. It sits among a cluster of climbing spots, with r. Benes and t. Clifford each about 0.1 miles away and c. Smiley Slopes about 0.6 miles off. The area is built around top-rope routes, and the grade range runs from 5.1 to 5.10, with 16 routes in total. The most comfortable months for climbing are typically late spring and early fall. Typical averages from a nearby weather station show May highs around 71°F and September highs around 74°F, with July the warmest at about 84°F. Several other places are close by. The Sussex Branch Trail and Cranberry Overlook are both within a mile, and the Musconetcong River, about 4 miles away, offers canoeing. Lake Hopatcong, roughly 5 miles off, is a lake fishing destination.

Around this trail

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

    Panther Lake Camping Resort

    Campground

    Campground · 0.1 mi from the trail
  • Eat after

    Dunkin'

    Fast food

    Open after 6
  • If it rainsZeete, CC BY-SA 4.0 · Wikimedia Commons

    Sterling Hill Mining Museum

    Museum

    Museum · 11 mi from Hackettstown

    Zinc mine and museum in Ogdensburg, New Jersey

Places © OpenStreetMap contributors · Photos: Zeete, CC BY-SA 4.0 (commons)

More in Hackettstown
  • Best time to go · Apr, Aug–Oct

    Best time to visit s. Ronca

    Best months: April 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

      36° / 19°

      12 wet

    2. Feb

      39° / 20°

      11 wet

    3. Mar

      48° / 28°

      12 wet

    4. Apr

      61° / 38°

      12 wet

    5. May

      71° / 48°

      13 wet

    6. Jun

      79° / 57°

      13 wet

    7. Jul

      84° / 62°

      13 wet

    8. Aug

      82° / 60°

      12 wet

    9. Sep

      74° / 52°

      11 wet

    10. Oct

      63° / 42°

      11 wet

    11. Nov

      52° / 32°

      11 wet

    12. Dec

      41° / 25°

      12 wet

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Andover Aeroflex Ap, NJ, 3 mi away at 583 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.