Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
243,556 days
From Monday, November 12, 1359 to Saturday, September 12, 2026.
Monday–Friday weekdays173,969
Weeks and days34,793w 5d
Calendar span666 years, 10 months
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.