Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
15,591 days
From Tuesday, December 27, 1983 to Thursday, September 3, 2026.
Monday–Friday weekdays11,137
Weeks and days2,227w 2d
Calendar span42 years, 8 months, 7 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.