Chesapeake and Ohio Canal National Historical Park in September
In September, Chesapeake and Ohio Canal National Historical Park averages a high of 79°F and a low of 54°F, with 4.2 inches of precipitation (rain plus melted snow). About 457,000 people visit, the busiest month. Days are 12 hours 24 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 79° / 54°F
- Precipitation
- 4.2in
- Snow
- –in
- Daylight
- 12h 24m
- Visitors
- 457,000
- Crowds
- Very busy
Best months for weather and crowds instead: October (very busy) and November (busy).
Weather 1991–2020 averages at Martinsburg 2, WV, 10.2 miles from the park's center, 460 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in September
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Rock Creek Park | 79° / 59° | Busy | Mild, wet |
| Lincoln Memorial | 81° / 64° | Busy | Hot |
| Vietnam Veterans Memorial | 81° / 64° | Moderate | Hot |
| Korean War Veterans Memorial | 81° / 64° | Busy | Hot |
| World War I Memorial | 81° / 64° | Busy | Hot |
Closures, reservations and alerts: Chesapeake and Ohio Canal National Historical Park on nps.gov
All twelve months at Chesapeake and Ohio Canal National Historical Park · National parks to visit in September