"It is the universal custom to display the American flag only from sunrise to sunset on buildings and on stationary flagpoles in the open. However, when a patriotic effect is desired, the American flag may be displayed 24 hours a day if it is properly illuminated during the night."
If the U.S. flag is flown at night, it is supposed to be lighted.
THE US FLAG CAN BE FLOWN DURING THE DAY, ANYTIME. THE FLAG CAN ONLY BE FLOWN AT NIGHT IF IT IS PROPERLY LIGHTED.
Lighted
Lighted
All Day. It can be flown at night if a light is shined on it.
Lighted
The U.S. flag should be flown from dawn to dusk. If flown at night, it is to be illuminated.
If the U.S. flag is flown after dark, it should be lighted.
Flags flown from tall masts can be flown 24 hours if illuminated at night. Flags flying from short poles have to be lowered at sunset.
Generally, it is considered disrespectful to fly a flag, especially the U.S. flag, at night unless it is well lighted. Also, a damaged or frayed flag should not be flown if possible.
The U.S. Flag Code states that the flag should only be displayed from sunrise to sunset, unless it is illuminated. Therefore, flying the flag at night without proper lighting is generally not considered respectful or appropriate. However, some interpretations allow for the flag to be flown at night if it is properly illuminated.
Yes it can you just put it outside and there is usually wind at night also. Therefore it is possible to fly the flag at night. (not saying its respectful or anything).