August 20 is the 232nd day in the Gregorian calendar. On this day, the first commercial radio station began in Detroit, NASA launched the Voyager 2 spacecraft, and a ceasefire was agreed in the Iran-Iraw War. Famous birthdays include Demi Lovato, Amy Adams, and H.P. Lovecraft. August 20 also marks National Lemonade Day and National Radio Day.

We have 2 holidays listed for August 20.