How Many Hours Are in a Week?
There are exactly 168 hours in a week. That means 2 weeks have 336 hours, 3 weeks have 504 hours, and 4 weeks have 672 hours. Use the calculator below to convert any number of weeks to hours in seconds.
Weeks to hours converter
Quick Reference
Weeks to Hours Conversion Table
Use this table when you need a quick answer for weeks in hours. One week is 168 hours, two weeks is 336 hours, three weeks is 504 hours, and four weeks is 672 hours.
| Weeks | Calculation | Hours (hr) |
|---|---|---|
| 0.1 week | 0.1 × 168 | 16.8 hr |
| 0.25 week | 0.25 × 168 | 42 hr |
| 1 week | 1 × 168 | 168 hr |
| 1.5 weeks | 1.5 × 168 | 252 hr |
| 2 weeks | 2 × 168 | 336 hr |
| 3 weeks | 3 × 168 | 504 hr |
| 4 weeks | 4 × 168 | 672 hr |
| 5 weeks | 5 × 168 | 840 hr |
| 6 weeks | 6 × 168 | 1008 hr |
| 7 weeks | 7 × 168 | 1176 hr |
| 9 weeks | 9 × 168 | 1512 hr |
| 10 weeks | 10 × 168 | 1680 hr |
| 12 weeks | 12 × 168 | 2016 hr |
| 26 weeks | 26 × 168 | 4368 hr |
| 52 weeks | 52 × 168 | 8736 hr |
Step by Step
How to Convert Weeks to Hours
Changing weeks to hours is easy once you know the exact rule.
The Formula
We track long projects in weeks and short tasks in hours. The exact rule you need to remember is that 1 week is exactly 168 hours.
To convert hours back to weeks, just divide the hours by 168.
How to Turn Weeks into Hours
Write down your weeks
Pick the number of weeks you want to figure out. Let us use 2 weeks as an example.
Multiply by 168
Take 2 and multiply it by 168. That gives you 336 hours.
Label your answer
Add the word hours after the number so people know what you mean. Now you know 2 weeks is exactly 336 hours.
Understanding Weeks and Hours
How Long Is a Week in Hours?
A week is 7 days long. Each day has 24 hours, so one week has 7 × 24 = 168 hours.
If you are asking how many hours are there in a week, the answer is always 168 hours for a standard calendar week.
For longer time periods, multiply the number of weeks by 168. For example, 8 weeks is 1344 hours and 12 weeks is 2016 hours.
Common Time Questions
Common Weeks to Hours Answers
Here are the most common week-to-hour conversions people look up.
How many hours are in 1 week?
There are exactly 168 hours in one week. The calculation is 1 × 168 = 168.
How many hours are in 2 weeks?
There are 336 hours in 2 weeks. The calculation is 2 × 168 = 336.
How many hours are in 3 weeks?
There are 504 hours in 3 weeks. The calculation is 3 × 168 = 504.
How many hours are in 4 weeks?
There are 672 hours in 4 weeks. The calculation is 4 × 168 = 672.
How many hours are in 5 weeks?
There are 840 hours in 5 weeks. The calculation is 5 × 168 = 840.
How many hours are in 6 weeks?
There are 1008 hours in 6 weeks. The calculation is 6 × 168 = 1008.
How many hours are in 7 weeks?
There are 1176 hours in 7 weeks. The calculation is 7 × 168 = 1176.
How many hours are in 8 weeks?
There are 1344 hours in 8 weeks. The calculation is 8 × 168 = 1344.
How many hours are in 9 weeks?
There are 1512 hours in 9 weeks. The calculation is 9 × 168 = 1512.
How many hours are in 10 weeks?
There are 1680 hours in 10 weeks. The calculation is 10 × 168 = 1680.
How many hours are in 12 weeks?
There are 2016 hours in 12 weeks. The calculation is 12 × 168 = 2016.
How many hours are in two weeks?
Two weeks is the same as 2 weeks, so the answer is 336 hours.
FAQ
Frequently Asked Questions
Quick answers about hours in a week and converting weeks to hours.