Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
31,773 days
From Friday, September 8, 1939 to Friday, September 4, 2026.
Monday–Friday weekdays22,695
Weeks and days4,539w 0d
Calendar span86 years, 11 months, 27 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.