The George Washington Memorial Parkway is open year round. While the road itself is open to vehicle traffic 24 hours a day, most other park sites are open from 6 am to 10 pm.
Parkway headquarters is open Monday through Friday from 8:15 am to 4:15 pm. It is closed on Christmas Day and New Years Day.
Summers on the parkway are generally hot and humid, with daytime highs frequently above 90 degrees Fahrenheit and scattered afternoon thunderstorms. Please carry water while participating in physical activity and be prepared to take shelter from lightning.
Winters on the parkway are generally cold, with nighttime lows frequently near freezing and occasional snowfall. Please be alert for snowplows and icy spots on roadways.
Weather during spring and fall is generally moderate, but can change quickly, especially near the Potomac River. Layers of clothing are recommended.
Things To Do
The George Washington Memorial Parkway includes over 25 sites ranging from historic homes to wildlife preserves. Join a ranger for a free program or explore on your own. Sites include the Arlington House, Claude Moore Colonial Farm, Great Falls Park, Lyndon Baines Johnson Memorial and Theodore Roosevelt Island.