Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
23,029 days
From Saturday, August 17, 1963 to Friday, September 4, 2026.
Monday–Friday weekdays16,450
Weeks and days3,289w 6d
Calendar span63 years, 18 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.