Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
36,623 days
From Thursday, December 12, 2126 to Friday, September 4, 2026.
Monday–Friday weekdays26,159
Weeks and days5,231w 6d
Calendar span100 years, 3 months, 8 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.