Date facts
Thursday, January 1, 1981
January 1, 1981 is day 1 of 365, in ISO week 1. There are 364 days left in 1981 after this date.
Weekday
Thursday
Calendar weekday
Day of year
1
of 365
ISO week
1
Week-year 1981
Days remaining
364
In 1981
Weeks start on Monday and use ISO week numbers. Thursday is the first week of 1981.