Weeks to Days
1 week = 7 days. To convert weeks (wk) to days (d), multiply by 7.
Converter
How to convert weeks to days
d = wk × 7 Example: convert 8 weeks to days.
8 wk × 7 = 56 d
The same relationship in reverse: 1 day = 0.1428571429 weeks, so you can also divide by 0.1428571429. Need the other direction? Use the days to weeks converter.
You will typically need this conversion for pregnancy tracking, notice periods and sprints.
Weeks to Days conversion chart
| Weeks (wk) | Days (d) |
|---|---|
| 1 wk | 7 d |
| 2 wk | 14 d |
| 3 wk | 21 d |
| 4 wk | 28 d |
| 5 wk | 35 d |
| 6 wk | 42 d |
| 7 wk | 49 d |
| 8 wk | 56 d |
| 9 wk | 63 d |
| 10 wk | 70 d |
| 15 wk | 105 d |
| 20 wk | 140 d |
| 25 wk | 175 d |
| 30 wk | 210 d |
| 40 wk | 280 d |
| 50 wk | 350 d |
| 75 wk | 525 d |
| 100 wk | 700 d |
| 250 wk | 1,750 d |
| 500 wk | 3,500 d |
| 1,000 wk | 7,000 d |
Values rounded to 8 significant figures. The converter above shows up to 12.
About the units
Week (wk)
Seven days, or 168 hours.
Day (d)
Twenty-four hours, or 86,400 seconds (a calendar day; days with leap seconds are ignored).
Frequently asked questions
How many days are in a week?
1 week = 7 days. Going the other way, 1 day = 0.1428571429 weeks.
How do I convert weeks to days?
To convert weeks to days, multiply by 7. The formula is d = wk × 7.
What is 8 wk in d?
8 weeks is 56 days (8 wk × 7 = 56 d).