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

30,930 days

From Monday, December 29, 1941 to Friday, September 4, 2026.

Monday–Friday weekdays22,094
Weeks and days4,418w 4d
Calendar span84 years, 8 months, 6 days

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