Pennsylvania · Rock climbing · Guilford Township
Thin Crack
- 5.7
- grade
- Trad Gear
- style
- Apr, Jun–Oct
- best months
One of 15 routes catalogued at Jim's Wall, this climb sits in the middle of the crag's range, which spans from 5.3 to 5.9.
Devils Den, MainRock climbing · ~27 min drivePhoto: Ron Shawley, CC BY 3.0 (via Wikimedia Commons)
Plum RunRock climbing · ~27 min drivePhoto: Ron Shawley, CC BY 3.0 (via Wikimedia Commons)
Chief BlockRock climbing · ~28 min drivePhoto: Jarek Tuszyński, CC BY 4.0 (via Wikimedia Commons)- Cunningham FallsRock climbing · ~28 min drivePhoto: Jarek Tuszyński, CC BY 4.0 (via Wikimedia Commons)
- Cliff Trail BouldersRock climbing · ~29 min drivePhoto: Jarek Tuszyński, CC BY 4.0 (via Wikimedia Commons)
Wolf's Head PillarRock climbing · ~29 min drivePhoto: TrailVoice, CC BY-SA 2.0 (via Wikimedia Commons)- The Main WallRock climbing · ~29 min drivePhoto: TrailVoice, CC BY-SA 2.0 (via Wikimedia Commons)
- Wolf RockRock climbing · ~29 min drivePhoto: TrailVoice, CC BY-SA 2.0 (via Wikimedia Commons)
- White RocksRock climbing · Next door
- The Arete Wall (aka Rock One Area)Rock climbing · Next door
Best time to visit Thin Crack
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.
Jan
36° / 21°
10 wet
Feb
39° / 21°
9 wet
Mar
46° / 28°
11 wet
Apr
59° / 38°
12 wet
May
69° / 49°
13 wet
Jun
77° / 57°
11 wet
Jul
81° / 62°
11 wet
Aug
79° / 60°
11 wet
Sep
73° / 53°
10 wet
Oct
61° / 43°
10 wet
Nov
50° / 33°
9 wet
Dec
40° / 26°
10 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at S Mtn, PA, 1.6 mi away at 1,520 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
