Weekend days between dates

Count Saturdays and Sundays within a date interval.

THE CALCULATOR

Days between dates

YOUR DATE TOOLKIT

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Days between dates — Count the exact calendar days separating two dates.

Add days — Find the date a number of calendar days from a starting date.

Subtract days — Go back by a chosen number of calendar days.

Weeks between dates — Express a date difference as whole weeks and remaining days.

Add weeks — Move a date forward by whole calendar weeks.

Add months — Add calendar months, including short-month handling.

Subtract months — Move backward by calendar months without invalid dates.

Add years — Find the same calendar date in a future year.

Age calculator — Calculate completed years, months and days on a chosen date.

Next birthday — Find the next birthday and the number of days until it.

Business days between dates — Count Monday–Friday days, with optional holiday exclusions.

Add business days — Move forward while skipping weekends and your holiday list.

Subtract business days — Count backward through working days only.

Day of the week — Discover the weekday for any supported date.

ISO week number — Find the ISO week and its week-numbering year.

Day of the year — Find the ordinal day number within a year.

Days left in the year — Count the days after a date through December 31.

Days in a month — Check the length of any month in a supported year.

Leap year checker — Check a year and see why it is or is not a leap year.

Date countdown — Count calendar days until an event, using a chosen reference date.

Midpoint between dates — Find the calendar date halfway between two dates.

Quarter calculator — See the calendar quarter and its date boundaries.

End of month — Find the last date of a month and the days remaining.

End of year — Find the final date of the year and its weekday.

Nth weekday of a month — Find, for example, the third Monday of a month.

Weekday dates in a month — List every Monday, Friday or other weekday in a month.

Weekend days between dates — Count Saturdays and Sundays within a date interval.

Recurring date planner — Generate a schedule at a fixed calendar-day interval.

Calendar months between — Measure a date interval as completed calendar months plus days.

Date from day number — Convert an ordinal day number into a calendar date.

01 / CONSISTENT

All tools work with calendar dates. A day remains a day across daylight-saving transitions.

02 / TRANSPARENT

Each calculator explains its boundaries, rounding and leap-day handling before you rely on the result.

03 / PRIVATE BY DESIGN

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