Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
126,649 days
From Wednesday, December 6, 1679 to Monday, September 7, 2026.
Monday–Friday weekdays90,463
Weeks and days18,092w 5d
Calendar span346 years, 9 months, 1 day
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.