When is U.S. National Arboretum open?
Mon–Fri 8 AM–8 PM; Sat–Sun 8 AM–5 PM. Hours checked on 4 November 2026.
Washington, D.C.

SightArboretum
446-acre USDA arboretum with a bonsai museum, herb garden, azaleas, the National Capitol Columns and a picnic area.
Quick answers
Mon–Fri 8 AM–8 PM; Sat–Sun 8 AM–5 PM. Hours checked on 4 November 2026.
It's at its best mornings and afternoons. Go in daylight. Wedar also scores every hour of the next five days against the forecast; see the best time on this page.
Outdoors: best on a dry day.
Yes, it welcomes children.
It's free to visit.
No, you can walk in.
About 2 hours.
3501 New York Ave NE, Washington, DC 20002.
Accessibility: wheelchair accessible entrance, wheelchair accessible parking, wheelchair accessible restroom, wheelchair accessible seating.
Status, rating and hours checked on 4 November 2026; kids, cost, booking and setting verified by the Wedar team. Where our data comes from
Right now · 9:00 am
A great call right now.
This is its best hour in the next five days.
In its favour
60°
Clear
The next five days
Scored on the forecast, its opening hours and when it's at its best. Tap a time to see it.
Before you go
Hours checked 4 Nov
From visitors and the venue
4.7from 6.4k reviews
Around Arboretum
Within about a 15-minute walk.
Good nowNational Capitol ColumnsLandmark · 4 min walk
National Bonsai & Penjing MuseumMuseum · 5 min walk
EchostageTheatre · 17 min walkFor the next three hours
Light layer until 11 am. Sunglasses from 11 am.