Date Range

Days, weeks, months, and years between two dates

Calculate the exact gap between two dates in days, weeks, calendar months, and years. Useful for deadlines, contracts, anniversaries, or project durations. For example, from 2024-01-01 to 2024-12-31 is 365 days, 52.14 weeks, or 11 calendar months.

Start

End

Duration

Days

Weeks

0.00

Calendar months (exact)

Months (approx)

0.00

Years (approx)

0.00

Months/Years (approx) are averages — use Calendar months for exact month counts.

How to use

Pick a start date and an end date with the date pickers.
Read the results: exact days, weeks (2 decimal places), calendar months, approximate months, and approximate years.
Use calendar months for exact month counts; use approximate months and years for average-based estimates.
Share the result via the share button to send the date pair to someone else.

Examples

From 2024-01-01 to 2024-12-31 gives 365 days, 52.14 weeks, 11 calendar months, 11.99 months (approx), 0.99 years (approx).
From 2020-02-28 to 2021-02-28 gives 366 days (leap year), 12 calendar months.

Verify outputs before using in production. No warranty — see Terms.