Date-to-date calculator

Days between dates

Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.

Excluding the start date

28,875 days

From Friday, August 15, 1947 to Friday, September 4, 2026.

Monday–Friday weekdays20,625
Weeks and days4,125w 0d
Calendar span79 years, 20 days

Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.