Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
13,983 days
From Monday, December 15, 2064 to Thursday, September 3, 2026.
Monday–Friday weekdays9,987
Weeks and days1,997w 4d
Calendar span38 years, 3 months, 12 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.