Pennsylvania · Bouldering · Philadelphia
Unknown Dyno
- V4
- grade
- Bouldering Pads
- style
- Apr–Jun, Sep–Nov
- best months
This is the hardest route catalogued at Philly's Cosi Rock sector, where nine climbs span from V0 to V4.
Main RockRock climbing · ~9 min drivePhoto: Quincy Morgan, CC0 (via Wikimedia Commons)- Livezey RockRock climbing · ~9 min drivePhoto: Quincy Morgan, CC0 (via Wikimedia Commons)
Devil's Pool BoulderRock climbing · ~9 min drivePhoto: Molly Des Jardin, CC BY 3.0 (via Wikimedia Commons)- Valley GreenRock climbing · ~9 min drivePhoto: Molly Des Jardin, CC BY 3.0 (via Wikimedia Commons)
- The Thorny BoulderRock climbing · ~9 min drivePhoto: Molly Des Jardin, CC BY 3.0 (via Wikimedia Commons)
f. Cramped FaceRock climbing · ~43 min drivePhoto: Andrew Gnias, CC BY-SA 4.0 (via Wikimedia Commons)- Wall Park BoulderRock climbing · Next door
- Owen's BoulderRock climbing · ~6 min drive
- Cresheim ValleyRock climbing · ~7 min drive
- PhillyRock climbing · ~7 min drive
Best time to visit Unknown Dyno
Best months: April–June and September–November. 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
42° / 27°
11 wet
Feb
45° / 28°
10 wet
Mar
53° / 35°
11 wet
Apr
65° / 44°
12 wet
May
75° / 54°
12 wet
Jun
83° / 64°
11 wet
Jul
88° / 69°
11 wet
Aug
86° / 68°
10 wet
Sep
79° / 60°
9 wet
Oct
67° / 48°
10 wet
Nov
57° / 38°
9 wet
Dec
47° / 31°
11 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Philadelphia Ne Ap, PA, 6.1 mi away at 100 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
