George Washington Memorial Parkway in September
In September, George Washington Memorial Parkway averages a high of 81°F and a low of 64°F, with 3.9 inches of precipitation (rain plus melted snow). About 636,000 people visit, the 7th busiest of 12 (busy). Days are 12 hours 23 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 81° / 64°F
- Precipitation
- 3.9in
- Snow
- 0in
- Daylight
- 12h 23m
- Visitors
- 636,000
- Crowds
- Busy
Best months for weather and crowds instead: April (very busy) and November (busy).
Weather 1991–2020 averages at Washington Reagan AP, VA, 9.7 miles from the park's center, 10 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in September
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Thomas Jefferson Memorial | 81° / 64° | Quiet | Hot |
| Franklin Delano Roosevelt Memorial | 81° / 64° | Moderate | Hot |
| Martin Luther King, Jr., Memorial | 81° / 64° | Moderate | Hot |
| Korean War Veterans Memorial | 81° / 64° | Busy | Hot |
| Lincoln Memorial | 81° / 64° | Busy | Hot |
Closures, reservations and alerts: George Washington Memorial Parkway on nps.gov
All twelve months at George Washington Memorial Parkway · National parks to visit in September