Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
45,027 days
From Tuesday, December 16, 2149 to Saturday, September 5, 2026.
Monday–Friday weekdays32,162
Weeks and days6,432w 3d
Calendar span123 years, 3 months, 11 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.