Convert weeks to days
Input the number of weeks you want to convert to days.
How to Convert Weeks to Days
The week and day are both units of time. By definition, 1 week equals exactly 7 days. This means to convert weeks to days, you multiply by 7.
Formula
Step-by-Step Example
Convert 5 wk to days:
We need to convert weeks to days
Since 1 wk = 7 d, multiply by 7
5 × 7 = 35
5 wk = 35 d
Week to Day Conversion Table
Quick reference table for common week to day conversions. Click any value for detailed calculation.
| Weeks (wk) | Days (d) |
|---|---|
| 1 wk | 7 d |
| 2 wk | 14 d |
| 5 wk | 35 d |
| 10 wk | 70 d |
| 15 wk | 105 d |
| 20 wk | 140 d |
| 25 wk | 175 d |
| 50 wk | 350 d |
| 100 wk | 700 d |
About These Units
Week (wk)
A week (wk) equals 7 days or 168 hours. Weeks organize work schedules, pay periods, pregnancy duration (40 weeks), and recurring events. The 7-day week has ancient origins from Babylonian astronomy. There are approximately 52.18 weeks in a year.
Day (d)
A day (d) equals 24 hours or 86,400 seconds, based on Earth's rotation. Days measure deadlines, project timelines, medication schedules, and vacation lengths. A solar day varies slightly; the mean solar day defines our 24-hour clock. There are 365.25 days in a year on average.
Frequently Asked Questions
How do I convert weeks to days?
To convert weeks to days, multiply the value by 7. For example, 10 wk = 70 d.
How many days are in 1 week?
1 week equals 7 days.
What is the formula for weeks to days?
The formula is: d = wk × 7.