Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
243,154 days
From Thursday, December 18, 1360 to Saturday, September 12, 2026.
Monday–Friday weekdays173,681
Weeks and days34,736w 2d
Calendar span665 years, 8 months, 25 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.