How To Count the number of days, weeks, months or years between two dates?

Have you ever considered calculating how many days, weeks, months or years between two given dates in Excel? This tutorial can help you to finish the following operations as soon as possible.

• Count the number of days between two dates with formulas
• Count the number of weeks between two dates with formulas
• Count the number of months between two dates with formulas
• Count the number of years between two dates with formula
• Count the number of years months and days between two dates with formulas
• Calculate various difference between two dates in days, weeks, months, years with a powerful feature

Count the number of days between two dates with formulas

To count the number of days between two given dates, please use below formulas:

1. Enter any one of the below formulas into a blank cell where you want to get the result:

Note: In the above formula, A2 is the start date cell and B2 is the end date cell.

2. Then, drag the fill handle down to the cells that you want to apply this formula, and the number of days have been calculated, see screenshot:

Count the number of weeks between two dates with formulas

To count how many weeks between two dates, you can use the below handy formula, just subtract start date from the end date and divide by 7.

1. Enter any one of the below formulas into a blank cell:

Note: In the above formula, A2 is the start date cell and B2 is the end date cell.

2. Then, drag the fill handle down to fill this formula, and you will get the weeks in decimal numbers, see screenshot:

Count the number of months between two dates with formula

If you want to determine the number of months between two dates, you can use this DATEDIF function.

1. Please enter the following formula into a blank cell where you want to output the result:

Note: In the above formula, A2 is the start date cell and B2 is the end date cell.

2. Then, drag the fill handle down to fill this formula, and you will get the number of completed months between the given two dates, see screenshot:

Count the number of years between two dates with formula

With the above DATEDIF function, you can also calculate the number of years between two dates.

1. Apply the below formula into a blank cell:

Note: In the above formula, A2 is the start date cell and B2 is the end date cell.

2. Then, drag the fill handle down to the cells that you want to apply this formula, and all the number of years have been calculated as below screenshot shown:

Count the number of years months and days between two dates with formulas

Sometimes, you need to know exactly how many years, months and days between two dates, in this situation, the following long formula may help you.

1. In a blank cell, enter or copy the following formula:

Note: In the above formula, A2 is the start date cell and B2 is the end date cell.

2. And then, drag the fill handle to fill this formula, and the specific number of years, months and days between the dates are calculated at once, see screenshot:

Calculate various difference between two dates in days, weeks, months, years with a powerful feature

May be, you are annoying with the above formulas, if you have Kutools for Excel, with its Date & Time Helper feature, you can quickly get the various difference results between two dates based on your need, such as weeks + days，months + weeks and so on.

After installing Kutools for Excel, please do as this:

1. Click a cell where you want to locate the result, and then click Kutools > Formula Helper > Date & Time helper, see screenshot:

2. In the Date & Time Helper dialog box, do the following operations:

• Check Difference option from the Type section;
• In the Arguments input textboxes, select the cells which contain the start date and end date separately;
• Then, choose the output result type as you need. For example, if you want to get the number of years, months, weeks and days between two dates, you just select Year + Month + Week + Day.

3. After finishing the settings, please click OK button, and you will get the first calculated result, then, you just need to drag the fill handle down to the cells that you want to apply this formula, and you will get the following result as you need:

Click to Download Kutools for Excel and free trial Now!

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