Sunday
What day of the week was August 11 1990
Monday was new years day 1990.
15 August 1990 was a Wednesday.
1 August 1990 was a Wednesday.
11 October 1990 was a Thursday.
16 October 1990 was a Tuesday.
21 October 1990 was a Sunday.
23 January 1990 was a Tuesday.
5 December 1990 was a Wednesday.
22 September 1990 was a Saturday.
September 30th 1990 was a Sunday.
October 18 1990 was a Thursday.