Praktické

Kalkulačka pracovních dnů

Working Days Calculator

Start Date

End Date

What is Working Days Calculator?

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Kalkulačka pracovních dnů počítá pracovní dny mezi dvěma daty, kromě víkendů a volitelně státních svátků. Užitečné pro plánování projektů, termíny a výpočty SLA.

Calkulon makes complex calculations simple — built for students and everyday problem-solvers.

Vzorec

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f(x)

Pracovní dny = Kalendářní dny − Víkendy − Státní svátky | 52 týdnů × 5 dní = výchozí hodnota 260 dní/rok

How to Working Days Calculator

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1Count all days from start to end date
2Subtract Saturdays and Sundays
3Optionally subtract public holidays in your jurisdiction
4Result = net working days

Worked Examples

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Example 1

Given:From 1 January to 31 January 2024 (excluding weekends)

Výsledek:23 working days (1 Jan is a Monday; 1 public holiday = 22 days net)

Real-World Applications

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Calculating deadlines and project timelines

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Determining exact ages for legal or medical purposes

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Planning events and scheduling across time zones

Average Working Days per Month

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Month	Working days (approx)	Notes
January	21–22 days	New Year's Day off
February	19–20 days	Shorter month
March–November	21–23 days	Varies
December	20–21 days	Christmas holidays

Frequently Asked Questions

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What is Working Days?

A working days calculator counts the business days between two dates, excluding weekends and optionally public holidays. Useful for project planning, deadlines, and SLA calculations

How accurate is the Working Days calculator?

The calculator uses the standard published formula for working days. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.

What units does the Working Days calculator use?

This calculator works with inches. You can enter values in the units shown — the calculator handles all conversions internally.

What formula does the Working Days calculator use?

The calculator applies the standard formula for this type of calculation. See the 'How It Works' steps above for the detailed formula breakdown.

References

›Business days — ISO 8601

Formula-verified for precision

Reviewed October 2026

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