Open Book
- 5.2
- grade
- Trad Gear
- style
- Apr–Oct
- best months
One of six routes catalogued at the Great Buttress, this climb sits at the lower end of the grade span found across the crag. First ascent credit: Joe Walsh, winter 1941.
Ralph Stover State Park (High Rocks)Rock climbing · Next doorPhoto: Andrew Gnias, CC BY-SA 4.0 (via Wikimedia Commons)- o. Chain Reaction ButtressRock climbing · Next doorPhoto: Andrew Gnias, CC BY-SA 4.0 (via Wikimedia Commons)
- d. Tango WallRock climbing · Next door
- c. Neolithic WallRock climbing · Next door
- b. Practice FaceRock climbing · Next door
- l. Hawk's NestRock climbing · Next door
- m. Noncensus AreaRock climbing · Next door
- p. Obnoxious PartnerRock climbing · Next door
- r. Far FaceRock climbing · Next door
- The Edge (Closed)Rock climbing · ~2 min drive
Best time to visit Open Book
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.
Jan
38° / 19°
8 wet
Feb
41° / 20°
7 wet
Mar
50° / 28°
8 wet
Apr
63° / 38°
9 wet
May
72° / 49°
10 wet
Jun
80° / 58°
9 wet
Jul
85° / 63°
9 wet
Aug
82° / 61°
9 wet
Sep
76° / 54°
8 wet
Oct
65° / 42°
8 wet
Nov
54° / 31°
7 wet
Dec
43° / 25°
8 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Bucksville, PA, 6.9 mi away at 387 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
