Date facts
Sunday, May 23, 1999
May 23, 1999 is day 143 of 365, in ISO week 20. There are 222 days left in 1999 after this date.
Weekday
Sunday
Calendar weekday
Day of year
143
of 365
ISO week
20
Week-year 1999
Days remaining
222
In 1999
Weeks start on Monday and use ISO week numbers. Sunday is week 20 of 1999.