Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
40 days
From Tuesday, October 13, 2026 to Thursday, September 3, 2026.
Monday–Friday weekdays28
Weeks and days5w 5d
Calendar span1 month, 10 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.