EXACT CONVERSION FORMULA
Days = Weeks ร 7
1 week equals exactly 7 days. Multiply weeks by 7 to get days.
Weeks to Days Conversion Table
Quick reference lookup table for converting common values from weeks to days:
| Weeks (wk) | Days (d) |
|---|---|
| 1 wk | 7 d |
| 2 wk | 14 d |
| 3 wk | 21 d |
| 4 wk | 28 d |
| 6 wk | 42 d |
| 8 wk | 56 d |
| 10 wk | 70 d |
| 12 wk | 84 d |
| 16 wk | 112 d |
| 20 wk | 140 d |
| 26 wk | 182 d |
| 36 wk | 252 d |
| 40 wk | 280 d |
| 52 wk | 364 d |
Practical Examples
40 wk = 280 d
Full pregnancy duration
52 wk = 364 d
Nearly one year
Frequently Asked Questions
How many days is 40 weeks?
40 weeks equals 280 days (full pregnancy term).