Days to Hours Converter
How to convert days to hours
hours = days × 24
To convert days to hours, multiply the number of days by 24.
1 d = 24 h
Examples
- A common calendar year: 365 d × 24 = 8,760 h
- 30 d × 24 = 720 h
Good to know
One day is exactly 24 hours, and a week is 168 hours.
Days to hours conversion table
| Days (d) | Hours (h) |
|---|---|
| 1 d | 24 h |
| 2 d | 48 h |
| 3 d | 72 h |
| 5 d | 120 h |
| 7 d | 168 h |
| 10 d | 240 h |
| 14 d | 336 h |
| 21 d | 504 h |
| 28 d | 672 h |
| 30 d | 720 h |
| 45 d | 1,080 h |
| 60 d | 1,440 h |
| 90 d | 2,160 h |
| 100 d | 2,400 h |
| 180 d | 4,320 h |
| 365 d | 8,760 h |
Unit definitions
- Day (d)
- A day is 24 hours, exactly 86,400 seconds. It is based on the time the Earth takes to rotate once relative to the Sun.
- Hour (h)
- An hour is 60 minutes, exactly 3,600 seconds. There are 24 hours in a day.