Day of Week Calculator
Find what day of the week any date falls on
Other Free Calculators
How to Use the Day of Week Calculator
Step-by-Step Guide
- Select a Date: Click the date field and choose any date.
- Click Find Day of Week: The calculator instantly shows what day of the week it is.
- View Results: See the day name, date, and week number.
Understanding the Results
- Date: The date you selected in standard format
- Day of Week: The day name (Monday, Tuesday, etc.)
- Week Number: The ISO week number of the year (1-53)
Common Use Cases
Event Planning
Determine what day of the week your event falls on for better planning.
Historical Research
Find what day famous historical events occurred.
Birthday Planning
Check what day of the week someone's birthday falls on.
Meeting Scheduling
Verify meeting dates fall on appropriate weekdays.
Days of the Week
- Monday: Start of the work week in most countries
- Tuesday - Thursday: Mid-week business days
- Friday: End of the work week
- Saturday - Sunday: Weekend days
Tips for Accurate Results
- The calculator works for any date in history and future
- Week numbers follow the ISO 8601 standard
- Results are based on the Gregorian calendar
- Use this to verify calendar dates before scheduling