How to use the Days Between Dates calculator
- Enter the start and end dates.
- Choose whether to count the end day too.
- Read the days, weeks, months and working days between them.
How it's calculated
Show the formula
Days = end date − start date (add 1 to include the end day)
Working days count Monday to Friday.
Working days count Monday to Friday.
Working days count Monday to Friday and include both dates. Public holidays are not removed.
Worked example
These are the example numbers the calculator opens with. Change any of them above to see your own result.
You enter
| Start date | 3 November 2026 |
|---|---|
| End date | 1 January 2027 |
| Include end day? | No |
You get
| Difference | 59 days |
|---|---|
| In weeks | 8 weeks 3 days |
| In years, months, days | 0y 1m 29d |
| Working days (Mon–Fri) | 44 |
Tips
- For a notice period or visa stay, check whether the rules count both the first and last day.
- Public holidays are not removed from working days; subtract them yourself.
Frequently asked questions
Does it count the start date?
The difference counts from the start date to the end date. Choose 'Yes' to include the end day as well.
Are Saturdays counted as working days?
No. Working days here are Monday to Friday.