DateDiff dates difference

This calculator calculates the (time) duration, date difference/counting the number of days, months, and years between two dates. Among other things, it can find how many days old you are and the weekday you were born - if you enter only one date and second leave empty.

Date1:

including this date

Date2:

Calculation:

March 8, 2006 - July 1, 1992 = 13 years 8 months 7 days

March 8, 2006 ... Wednesday, 10th week of year 2006; 67th day of the year 2006.
July 1, 1992 ... Wednesday, 27th week of year 1992; 183th day of the year 1992.

March 8, 2006 - July 1, 1992 = 4998 days (exactly)
March 8, 2006 - July 1, 1992 ≈ 714 weeks (exactly)
March 8, 2006 - July 1, 1992 ≈ 164 months (≈163.86885 months)
March 8, 2006 - July 1, 1992 ≈ 13 years (≈13.69315 years)