Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
261,897 days
From Tuesday, August 27, 1309 to Monday, September 14, 2026.
Monday–Friday weekdays187,069
Weeks and days37,413w 6d
Calendar span717 years, 18 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.