DAY OF THE WEEK CALCULATOR

Find the weekday for any calendar date and...

Weekday lookup

Date

Sunday

Full dateJuly 12, 2026

MonthJuly

Day of year193

Specific Tool Notes: Use this when checking birthdays, anniversaries, deadlines, or historical dates without opening a full calendar app.

Practical guide

How to use the Day of the Week Calculator

Find the weekday for any calendar date and review the date in a human-readable format instantly.

Best for

Check deadlines, schedules, durations, birthdays, reporting windows, and calendar offsets in a fast repeatable layout.

Input tip

Enter a date to see which day of the week it falls on. Use clean values and review the result label: weekday lookup.

Accuracy note

Calendar calculations can be affected by timezone, inclusive counting, leap years, holidays, and local business-day rules.

Related tools

Open a nearby calculator or utility when the next step needs a different format, comparison, or check.