Calculate the number of weeks between two dates.
Enter two dates to calculate the exact number of weeks between them for project and timeline planning....
Enter values to see the result.
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Choose your project start date or the beginning of the period you want to measure. This can be any historical or future date.
Pick your target end date or deadline. The calculator will compute the total weeks spanning these two dates.
Instantly see the number of complete weeks between your dates, helping you visualize project duration in weekly increments.
Use the week count for agile sprint planning, project phase allocation, or tracking pregnancy milestones with precision.
Enter your project start date and end date to see the total weeks available. Divide this by your sprint length (typically 2 weeks) to determine how many sprints you can fit into your timeline.
The calculator shows complete weeks. If there are remaining days that don't form a full week, they are not included in the week count. This gives you an accurate count of full 7-day periods.
This calculator focuses on complete weeks. For a combined view of weeks and remaining days, you can use the days calculator and manually divide by 7.
Yes! Enter your conception date or last menstrual period date and today's date to see how many weeks pregnant you are. This is a common use case for expectant parents.
The calculator is 100% accurate for any date range. It properly handles leap years, month transitions, and century changes, making it reliable for both short and long-term planning.
Built for agile teams and project managers.
Calculate a future date by adding a specific number of days.
Calculate a future date by adding a specific number of months.
Calculate a future date by adding a specific number of years.
Calculate a past date by subtracting a specific number of days.
Calculate a past date by subtracting a specific number of months.
Calculate a past date by subtracting a specific number of years.