Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
12 days
From Tuesday, September 15, 2026 to Thursday, September 3, 2026.
Monday–Friday weekdays8
Weeks and days1w 5d
Calendar span12 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.