ΔUTILITIES
Date Difference Calculator
Calculate the exact number of days between two calendar dates and convert the difference to weeks.
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Formula
The calculator subtracts the UTC calendar dates to avoid daylight-saving clock shifts affecting the day count.
Days = end date − start date
Weeks = days ÷ 7
Weeks = days ÷ 7
How it works
1
Choose the start date.
2
Choose the end date.
3
Review total days and the equivalent number of weeks.
Important notes
The calculation measures the calendar difference between the selected dates and does not count the start date as a full additional day.