Events in September 1990
| MonMonday | TueTuesday | WedWednesday | ThuThursday | FriFriday | SatSaturday | SunSunday |
|---|---|---|---|---|---|---|
| August 27, 1990 | August 28, 1990 | August 29, 1990 | August 30, 1990 | August 31, 1990 | September 1, 1990 | September 2, 1990 |
| September 3, 1990 | September 4, 1990 | September 5, 1990 | September 6, 1990 | September 7, 1990 | September 8, 1990 | September 9, 1990 |
| September 10, 1990 | September 11, 1990 | September 12, 1990 | September 13, 1990 | September 14, 1990 | September 15, 1990 | September 16, 1990 |
| September 17, 1990 | September 18, 1990 | September 19, 1990 | September 20, 1990 | September 21, 1990 | September 22, 1990 | September 23, 1990 |
| September 24, 1990 | September 25, 1990 | September 26, 1990 | September 27, 1990 | September 28, 1990 | September 29, 1990 | September 30, 1990 |