Date facts
Saturday, October 4, 1980
October 4, 1980 is day 278 of 366, in ISO week 40. There are 88 days left in 1980 after this date.
Weekday
Saturday
Calendar weekday
Day of year
278
of 366
ISO week
40
Week-year 1980
Days remaining
88
In 1980
Weeks start on Monday and use ISO week numbers. Saturday is week 40 of 1980.