Date Difference Calculator

Find the difference between two dates in days, weeks, months, and years. Calculate business days, weekend days, and calendar duration instantly.

Start Date

01 Jan 2026

End Date

26 Oct 2026

Total Days

298

Elapsed calendar days

Business Days

212

Monday through Friday

Full Weeks

4 extra day(s)

Weekend Days

Saturdays and Sundays

Detailed Results

01 Jan 2026 — 26 Oct 2026

Calendar Difference

9 months

Plus 25 days

Approximate Duration

0 years

Using 365 days per year and 30 days per month

Start date used2026-01-01

End date used2026-10-26

Approximate months (30-day)9

Weeks and remaining days42 weeks, 4 days

Leap day in rangeNo

The calculation uses elapsed calendar days, excluding the start date and including each full day up to the end date. Business days exclude Saturdays and Sundays but do not account for public holidays.