Quick answer
The Work Hours Calculator shows weekly, monthly, and yearly work hours from a daily schedule. How it works: Weekly hours = daily hours × days a week; Monthly ≈ weekly × 52 ÷ 12. For example, with start time of 09:00, end time of 17:00, and unpaid break of 30 min, the hours a week is 37.5.
How to use the Work Hours Calculator
- Enter start time.
- Enter end time.
- Enter unpaid break.
- Enter days a week.
- Read hours a week and the breakdown. Use Share to send the exact numbers, or Print to save a PDF.
How it's calculated
- Weekly hours = daily hours × days a week
- Monthly ≈ weekly × 52 ÷ 12
Worked example
With start time of 09:00, end time of 17:00, unpaid break of 30 min, and days a week of 5:
Hours a week: 37.5. Hours a day: 7.5.
Questions people ask
Is a month exactly 4 weeks?
No. On average a month has about 4.33 weeks, which is why we use 52 ÷ 12.