Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
171 days
From Monday, March 16, 2026 to Thursday, September 3, 2026.
Monday–Friday weekdays123
Weeks and days24w 3d
Calendar span5 months, 18 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.