Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
31,434 days
From Monday, August 12, 1940 to Friday, September 4, 2026.
Monday–Friday weekdays22,454
Weeks and days4,490w 4d
Calendar span86 years, 23 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.