September 12 is the 255th day of the year (256th in leap years) in the Gregorian calendar. 110 days remain until the end of the year.
- 1976: Malietoa Tanumafili II of Western Samoa visits Shoghi Effendi's grave in London, England.
September 12 is the 255th day of the year (256th in leap years) in the Gregorian calendar. 110 days remain until the end of the year.