Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
245,201 days
From Monday, May 12, 1355 to Saturday, September 12, 2026.
Monday–Friday weekdays175,144
Weeks and days35,028w 5d
Calendar span671 years, 4 months
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.