Date
Find the day of the week for one local calendar date.
Weekday Calculator
Find the weekday for a date, with formatted date, ISO date, and weekday or weekend status shown below.
How this weekday calculator works
Pick one calendar date and the result shows the day of the week. The supporting rows show the formatted date, ISO-style date, and whether the date is a weekday or weekend.
When to find the day of week
Use it to check a future date, look up a past date, plan events, work through classroom calendar examples, or make a quick schedule check. The calculator identifies the weekday only and does not add holiday or official calendar rules.
Related date tools
To add or subtract from a date, use the date calculator. To count days between dates, use the date duration calculator. To count weekday ranges, use the business days calculator. To count days until a target date, use the days until calculator. To find the ISO week number, use the week number calculator.
Weekday calculator FAQ
What does this weekday calculator show?
It shows the day of the week for one local calendar date and labels whether that date falls on a weekday or weekend.
How is this different from the business days calculator?
The business days calculator counts workdays across a range. This page identifies the weekday for a single date.
Does it include holidays?
No. It only identifies the calendar weekday and weekend status for the selected date.