Smithsonian museums are open every day of the year except December 25 unless
otherwise noted. See the Extended Hours Calendar
for special spring, summer, and holiday hours. For emergency information
on museum operations, see
The Smithsonian's National Zoo will open at 10 a.m. on Thursday, January 28.
Open 10 a.m.–6 p.m.
(Saturdays, 9 p.m.) The museum is closed Thanksgiving, Dec. 25, and New Year's Day.
Extended Hours Calendar
Museums extend their hours on certain dates as noted on the calendar below.
NASM (National Air and Space Museum) NMAH (National Museum of American History) NMNH (National Museum of Natural History Museum) UHC (National Air and Space Museum Udvar-Hazy Center) Note: The American Art Museum and Portrait Gallery are open
every evening until 7 p.m.