Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
255,426 days
From Thursday, May 15, 1327 to Sunday, September 13, 2026.
Monday–Friday weekdays182,446
Weeks and days36,489w 3d
Calendar span699 years, 3 months, 29 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.