Subtract Time from Date Calculator
Subtract days, weeks, months, or years from dates for past calculations.
Subtract Time from Date Calculator
Results
Enter a date to see calculation results
Subtract Time from Date
Enter a date and subtract any number of days, weeks, months, or years. You'll see the earlier date instantly. It's useful when checking how far back something happened or planning reminders.
This tool is perfect for calculating past dates, determining when something occurred relative to a known date, or setting up reminder schedules that work backwards from a deadline.
Historical Dating
Whether you need to know what date it was 30 days ago, when to start a project that takes 6 weeks to complete, or what day of the week it was a year ago, this calculator makes it simple.