Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
22,178 days
From Wednesday, December 15, 1965 to Friday, September 4, 2026.
Monday–Friday weekdays15,842
Weeks and days3,168w 2d
Calendar span60 years, 8 months, 20 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.