Subtract public holidays from workdays for an accurate count.
After counting weekdays, the holidays that fall inside the range are removed to reflect actual working availability. Delivery estimates that ignore public holidays routinely overpromise, so subtracting them makes deadlines realistic.
Workdays with Holidays
Effective workdays = weekdays - holidays that fall within the range
Effective workdays = weekdays - holidays that fall within the range After counting weekdays, the holidays that fall inside the range are removed to reflect actual working availability.
Delivery estimates that ignore public holidays routinely overpromise, so subtracting them makes deadlines realistic.
This calculator takes 7 inputs: Start year, Start month, Start day, End year, End month, End day, Holidays in range. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.