Independence National Historical Park in September
In September, Independence National Historical Park averages a high of 80°F and a low of 63°F, with 4.9 inches of precipitation (rain plus melted snow). About 225,000 people visit, the 6th busiest of 12 (busy). Days are 12 hours 24 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 80° / 63°F
- Precipitation
- 4.9in
- Snow
- 0in
- Daylight
- 12h 24m
- Visitors
- 225,000
- Crowds
- Busy
Best months for weather and crowds instead: April (very busy), October (busy) and November (busy).
Weather 1991–2020 averages at Phila Franklin Inst, PA, 1.3 miles from the park's center, 60 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in September
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Valley Forge National Historical Park | 79° / 56° | Busy | Mild, wet |
| Statue of Liberty National Monument | 76° / 62° | Moderate | Mild, wet |
| Castle Clinton National Monument | 76° / 62° | Busy | Mild, wet |
| Delaware Water Gap National Recreation Area | 74° / 52° | Very busy | Mild, wet |
| Stonewall National Monument | 76° / 62° | Few or no visits | Mild, wet |
Closures, reservations and alerts: Independence National Historical Park on nps.gov
All twelve months at Independence National Historical Park · National parks to visit in September