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Pennypack Park

Mountain bike trail conditions · Philadelphia, PA 40.080° N  75.059° W   184 FT

STAY OFF: Active damage risk

No significant rain before then.

Recent rain
2.5″ of rain, 1h ago
Est. time to dry
~3 days
Today
81°Fheavy rain
Last 10 daysoldest to newest

Updated Aug 21, 2026, 00:00 UTC. Modeled hourly. Official closures and current trail conditions take priority.

Trail outlook

7 days back · 4 ahead
0.1″
0.5″
2.6″
FORECAST
PRIME 7d 2026-08-13: 0.00 inches of rain, representative trail outlook PRIME
PRIME 6d 2026-08-14: 0.00 inches of rain, representative trail outlook PRIME
PRIME 5d 2026-08-15: 0.00 inches of rain, representative trail outlook PRIME
PRIME 4d 2026-08-16: 0.10 inches of rain, representative trail outlook PRIME
CAUTION 3d 2026-08-17: 0.50 inches of rain, representative trail outlook CAUTION
PRIME 2d 2026-08-18: 0.00 inches of rain, representative trail outlook PRIME
PRIME 1d 2026-08-19: 0.00 inches of rain, representative trail outlook PRIME
81° PRIME Today 2026-08-20: 2.60 inches of rain, Heavy rain, representative trail outlook PRIME
80° STAY OFF FRI 2026-08-21: 0.00 inches of forecast rain, Cloudy, representative trail outlook STAY OFF
74° STAY OFF SAT 2026-08-22: 0.00 inches of forecast rain, Overcast, representative trail outlook STAY OFF
82° CAUTION SUN 2026-08-23: 0.00 inches of forecast rain, Overcast, representative trail outlook CAUTION
81° PRIME MON 2026-08-24: 0.00 inches of forecast rain, Cloudy, representative trail outlook PRIME
Measured rain Forecast rain Above soft threshold (0.5″)
Over the tracked history, Pennypack Park has been rideable on 8 of the last 10 days, under a caution advisory on 1, and too wet to ride on 1. Daily trail markers are representative daytime outlooks. Weather is one input. The rideability verdict also accounts for soil, terrain, canopy, and drying time.
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Why Pennypack Park dries this way

Terrain & soil

Pennypack Park is a mountain bike network in the Philadelphia region of PA, riding on gravelly loam soil that drains fast over terrain that holds water and dries slowly. Heavy tree cover holds the damp in, so it stays wet longer than the sky overhead would suggest. What really sets the timing here is how quickly that ground gives back a firm, dry surface, not what the day’s forecast says. The NE-facing aspect catches morning sun, so the surface firms up earlier in the day, and the nearly flat terrain, about a 1.1° average grade at 184 ft, lets water sit, so the flat stretches are the last to firm up.

Network profile

Soil
Gravelly loamdrains fast
Drainage
Holds waterdries slowly
Tree cover
89%Dense
Elevation
184 ft
Average grade
1.1°
Predominant aspect
NE-facing
How these factors affect drying

SoilGravelly loam

About 25% of this ground is rock fragments, so water runs through it faster than the soil type alone suggests. It dries quicker than plain loam.

CanopyDense 89%

Heavy tree cover shades the soil and blocks wind, so these trails dry slowly and can hold morning damp even after dry days.

TerrainHolds water

Water tends to pool and linger here rather than running off, so the surface can stay damp well after the weather clears.

Around Pennypack Park

FAQ

Common questions
Can you ride Pennypack Park right now?

As of the latest update, Pennypack Park is Active damage risk (STAY OFF). Expected rideable in ~3 days. No significant rain before then. 2.5″ of rain, 1h ago.

What is the soil and trail surface like at Pennypack Park?

Pennypack Park sits on gravelly loam soil that drains fast. About 25% of this ground is rock fragments, so water runs through it faster than the soil type alone suggests. It dries quicker than plain loam.

How long does Pennypack Park take to dry after rain?

Pennypack Park usually needs about a day or two to dry after meaningful rain. Its terrain holds water in low spots, which slows it. Heavy tree cover slows drying further.

Does Pennypack Park get snow in winter?

Rarely. Pennypack Park sits low and mild enough (around 184 ft) that snow seldom affects riding; conditions are driven by rain and drying. Loam still flags FROZEN on the rare freeze.

What's the terrain and elevation like at Pennypack Park?

Pennypack Park sits at roughly 184 feet, faces mostly NE, and averages a 1.1° grade with about 89% tree cover. That makes it a morning-sun network that firms up early in the day, and the nearly flat grade means it holds puddles in the flats. Loam models this exact ground against live weather rather than using one regional forecast.

When is the best time of year to ride Pennypack Park?

There is no real off-season at Pennypack Park: snow rarely interferes, so good days come down to rain and how fast the dirt dries. The live verdict above reflects today.