Date facts
Monday, May 12, 1980
May 12, 1980 is day 133 of 366, in ISO week 20. There are 233 days left in 1980 after this date.
Weekday
Monday
Calendar weekday
Day of year
133
of 366
ISO week
20
Week-year 1980
Days remaining
233
In 1980
Weeks start on Monday and use ISO week numbers. Monday is week 20 of 1980.