A week is seven days.
Weeks to Hours Converter — wk to h
Convert Weeks (wk) to Hours (h) using the exact conversion factor (1 weeks = 168 hours). See the formula, worked examples, conversion table, unit comparison, history, and common uses.
Weeks to Hours converter
Converter
Time Converter
Convert SI time, civil time, historical durations, months, and years.
Context values
Some unit families need one extra value for a physically accurate result.
An hour is 3,600 seconds.
Result = input x 604800 / 3600.
Months and years use the average Gregorian year.
Reserved above the conversion cards and below the converter.
About Converting Weeks to Hours
Weeks and Hours are both everyday units of duration, and converting between them is one of the most routine calculations there is — scheduling, project planning, and billing all depend on it. Weeks is most often used for work schedules and calendars worldwide.
Formula
hours = weeks × 168
This factor comes from each unit's defined relationship to the category's base unit: 1 weeks equals 604800 base units, and 1 hours equals 3600 base units, so dividing one by the other gives the direct weeks-to-hours factor of 168.
Simple example
1 wk × 168 = 168 h
1 weeks = 168 hours.
Real-world example
24 wk × 168 = 4,032 h
24 weeks = 4,032 hours.
Conversion table
| Weeks (wk) | Hours (h) |
|---|---|
| 1 wk | 168 h |
| 7 wk | 1,176 h |
| 24 wk | 4,032 h |
| 30 wk | 5,040 h |
| 100 wk | 16,800 h |
| 365 wk | 61,320 h |
Reverse conversion: Hours to Weeks
168 h × 0.005952380952 = 1 wk
168 hours = 1 weeks.
weeks = hours × 0.00595238095238
For a page dedicated to this direction, see Hours to Weeks.
Weeks vs. Hours
| Aspect | Weeks | Hours |
|---|---|---|
| Family | Conventional (non-SI) time unit | Non-SI unit accepted for use with SI |
| Typical use | Work schedules and calendars worldwide | Work schedules and everyday timekeeping worldwide |
| Where it's used | Universal | Universal |
Understanding the Weeks
Weeks (wk) measures time. A week is 7 days, a cycle with no astronomical basis, historically linked to religious and market traditions. It is classified as a Conventional (non-SI) time unit.
Where it's used: Universal
Uses of the Weeks today
- Work schedules and calendars worldwide
- Project planning and scheduling
- Pregnancy and medical timelines
History of the Weeks
The seven-day week likely originated in ancient Babylon, possibly tied to the seven visible celestial bodies known to ancient astronomers (Sun, Moon, and five planets), and spread through Judaism, then Christianity and the Roman Empire, into near-universal modern use despite having no basis in astronomical cycles the way the day, month, or year do.
Historical origin. Weeks was not the invention of a single named person; it developed through the process described above.
Understanding the Hours
Hours (h) measures time. An hour is 60 minutes (3,600 seconds); dividing the day into 24 hours dates to ancient Egyptian timekeeping. It is classified as a Non-SI unit accepted for use with SI.
Where it's used: Universal
Uses of the Hours today
- Work schedules and everyday timekeeping worldwide
- Travel time and duration planning
- Billing (hourly rates, parking, rentals)
History of the Hours
The 24-hour day traces to ancient Egypt, which divided daytime and nighttime into 12 parts each using sundials and star-based timekeeping; the modern fixed-length hour (rather than daylight-proportional 'temporal hours') became standard with the spread of mechanical clocks in medieval Europe.
Historical origin. Hours was not the invention of a single named person; it developed through the process described above.
Weeks — sources
- ISO 8601 — International standard for date/time representation, defines the 7-day week.
Hours — sources
- BIPM SI Brochure — Non-SI units accepted for use with SI — Lists the hour among accepted non-SI time units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many hours are in 1 weeks?
1 weeks equals 168 hours, using the exact defined conversion factor rather than an estimate.
How do I convert weeks to hours?
Multiply the weeks value by 168. The converter above does this instantly to whatever precision you set.
How do I convert hours back to weeks?
Use the reverse factor: 1 hours equals 0.005952381 weeks. You can also use the swap control in the converter above to flip the direction instantly.
What is a weeks?
Weeks (wk) measures time. A week is 7 days, a cycle with no astronomical basis, historically linked to religious and market traditions. It is classified as a Conventional (non-SI) time unit.
What is a hours?
Hours (h) measures time. An hour is 60 minutes (3,600 seconds); dividing the day into 24 hours dates to ancient Egyptian timekeeping. It is classified as a Non-SI unit accepted for use with SI.
Is the weeks to hours conversion exact?
Yes. Both weeks and hours are defined by fixed standards rather than physical artifacts, so the factor of 168 used above is exact to as many digits as you choose to display.
Where is the weeks still used today?
Universal