Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
16,823 days
From Tuesday, August 12, 1980 to Thursday, September 3, 2026.
Monday–Friday weekdays12,017
Weeks and days2,403w 2d
Calendar span46 years, 22 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.