Columbia Island (Washington, D.C.) Island
Potomac River island with memorials and parkland
A small island in the Potomac near downtown Washington, Columbia Island provides river viewpoints and trails used by cyclists and walkers close to bridges and memorial areas.
Columbia Island (Washington, D.C.) at a Glance#
Address: Columbia Island, Potomac River, Washington, D.C., USA
Website: https://www.nps.gov/gwmp/index.htm
Hours: Open daily (parkland)
Admission: Free (public park areas)
How to Get to Columbia Island (Washington, D.C.)#
Columbia Island is accessible from Washington, D.C., via Memorial Bridge and the George Washington Memorial Parkway. Public transit options include Metro to nearby stations (Foggy Bottom-GWU or Arlington Cemetery) followed by a short walk or transfer; driving is possible but expect limited parking near memorials.
Tips for Visiting Columbia Island (Washington, D.C.)#
- Walk the pathways toward the Iwo Jima Memorial and the small formal gardens on the island for quieter views of the Potomac and Arlington Cemetery.
- Use the George Washington Memorial Parkway routes and be prepared for slow-moving weekend traffic; mornings are usually less congested.
- Combine a visit with the nearby Arlington Memorial Bridge and the Kennedy Center for a compact riverside itinerary.
Best Time to Visit Columbia Island (Washington, D.C.)#
A small island in the Potomac River in Washington, D.C., managed as part of the George Washington Memorial Parkway; best visited in spring or autumn for comfortable riverside weather.
Weather & Climate near Columbia Island (Washington, D.C.)#
Columbia Island (Washington, D.C.)'s climate is classified as Humid Subtropical - Humid Subtropical climate with hot summers (peaking in July) and cold winters (coldest in January). Temperatures range from -4°C to 32°C. Abundant rainfall (1030 mm/year), wettest in May, distributed fairly evenly throughout the year.
| Month | Comfort | Temp | Feels | Rain | Sky | Humidity | Wind | UV | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | - | -4° - 6° | -2° | 78 mm | - | - | 3.5 m/s | - | - |
| February | - | -2° - 9° | 0° | 68 mm | - | - | 3.6 m/s | - | - |
| March | - | 2° - 14° | 5° | 90 mm | - | - | 4.0 m/s | - | - |
| April | - | 7° - 20° | 13° | 77 mm | - | - | 3.8 m/s | - | - |
| May | - | 12° - 25° | 19° | 101 mm | - | - | 3.2 m/s | - | - |
| June | - | 17° - 30° | 24° | 86 mm | - | - | 3.1 m/s | - | - |
| July | - | 20° - 32° | 26° | 99 mm | - | - | 2.8 m/s | - | - |
| August | - | 19° - 31° | 25° | 95 mm | - | - | 2.6 m/s | - | - |
| September | - | 15° - 27° | 21° | 93 mm | - | - | 2.8 m/s | - | - |
| October | - | 9° - 21° | 15° | 81 mm | - | - | 2.9 m/s | - | - |
| November | - | 3° - 15° | 7° | 82 mm | - | - | 3.3 m/s | - | - |
| December | - | -1° - 9° | 1° | 80 mm | - | - | 3.3 m/s | - | - |
