Weekly Hours Calculator
Calculate total weekly hours with daily breakdown. Enter hours worked each day to see weekly totals, averages, and projections.
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Result
Total Weekly Hours
40h
Work Days
5
Average Daily
8.00h
Breakdown
- Total Hours
- 40h
- Decimal Hours
- 40.00
- Average Daily
- 8.00h
- Longest Day
- Monday: 8.00h
- Shortest Day
- Monday: 8.00h
- Monthly (est.)
- 160.0h
- Yearly (est.)
- 2080h
Formula: Total = Σ(Daily Hours)
Daily Breakdown
Weekly Summary
| Day | Hours | Decimal |
|---|---|---|
| Monday | 8h | 8.00 |
| Tuesday | 8h | 8.00 |
| Wednesday | 8h | 8.00 |
| Thursday | 8h | 8.00 |
| Friday | 8h | 8.00 |
| Total | 40h | 40.00 |
Formula
Weekly Total = Σ(Daily Hours)
Total weekly hours are calculated by summing the hours entered for each day. Monthly and yearly estimates use multipliers of 4 and 52 respectively.
Example: Standard 40-Hour Work Week
Tips
- Use any duration format: '8h', '8:00', '8 hours', '480 minutes', '0.33d'.
- Days with zero hours (0h) are counted as work days. Remove unused days for accuracy.
- Longest and shortest days are highlighted in insights.
- Monthly estimate = weekly × 4. Yearly estimate = weekly × 52.
- Export to CSV for payroll or personal records.
Frequently Asked Questions
What duration formats are accepted?
You can enter hours in various formats: '8h', '8:00', '8 hours', '480 minutes', '0.33 days'. All formats are automatically parsed.
How are monthly/yearly estimates calculated?
Monthly = weekly total × 4. Yearly = weekly total × 52. These are rough estimates; actual hours vary.
Can I track a 7-day work week?
Yes. You can add up to any number of days. Click 'Add Day' for each additional day.
What if I work irregular hours?
Simply enter the actual hours for each day. Every day can have different values.
Can I share my weekly hours?
Yes. Click 'Share Link' to copy a URL with all your data. Anyone with the link can view the same calculation.
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Last reviewed: July 18, 2026