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

30,226 days

From Friday, December 3, 1943 to Friday, September 4, 2026.

Monday–Friday weekdays21,590
Weeks and days4,318w 0d
Calendar span82 years, 9 months, 1 day

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