📅
Day of Week Calculator
Enter Date:
Date format -
Auto-detect
⚠️ Ambiguous format detected. Please select the correct interpretation below:
Auto-detect
MM/DD/YYYY (US format)
DD/MM/YYYY (European format)
YYYY/MM/DD (ISO format)
YYYY/DD/MM
MM/YYYY/DD
DD/YYYY/MM
Reset to Auto
Enter a date above
to see what day of the week it falls on