Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
27,866 days
From Thursday, December 21, 2102 to Friday, September 4, 2026.
Monday–Friday weekdays19,904
Weeks and days3,980w 6d
Calendar span76 years, 3 months, 17 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.