Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
263 days
From Sunday, December 14, 2025 to Thursday, September 3, 2026.
Monday–Friday weekdays189
Weeks and days37w 4d
Calendar span8 months, 20 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.