Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
19,457 days
From Monday, December 11, 2079 to Thursday, September 3, 2026.
Monday–Friday weekdays13,897
Weeks and days2,779w 4d
Calendar span53 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.