Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
245,200 days
From Tuesday, May 13, 1355 to Saturday, September 12, 2026.
Monday–Friday weekdays175,143
Weeks and days35,028w 4d
Calendar span671 years, 3 months, 30 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.