Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
243,141 days
From Wednesday, December 31, 1360 to Saturday, September 12, 2026.
Monday–Friday weekdays173,672
Weeks and days34,734w 3d
Calendar span665 years, 8 months, 12 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.