Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
109 days
From Sunday, May 17, 2026 to Thursday, September 3, 2026.
Monday–Friday weekdays79
Weeks and days15w 4d
Calendar span3 months, 17 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.