How to convert days to hours
To convert days (d) to hours (h), multiply the value in days by 24.
h = d × 24
Example: 5 d = 120 h.
You can also type 5 d to h into the smart calculator, or mix units: 1 d + 1 h.
Days to Hours conversion table
| Days | Hours |
|---|---|
| 0.01 d | 0.24 h |
| 0.1 d | 2.4 h |
| 0.25 d | 6 h |
| 0.5 d | 12 h |
| 1 d | 24 h |
| 2 d | 48 h |
| 3 d | 72 h |
| 4 d | 96 h |
| 5 d | 120 h |
| 6 d | 144 h |
| 7 d | 168 h |
| 8 d | 192 h |
| 9 d | 216 h |
| 10 d | 240 h |
| 12 d | 288 h |
| 15 d | 360 h |
| 20 d | 480 h |
| 25 d | 600 h |
| 30 d | 720 h |
| 40 d | 960 h |
| 50 d | 1,200 h |
| 60 d | 1,440 h |
| 75 d | 1,800 h |
| 100 d | 2,400 h |
| 250 d | 6,000 h |
| 500 d | 12,000 h |
| 1,000 d | 24,000 h |
Converting hours back to days
1 h = 0.04166666667 d. See the Hours to Days converter, or press the swap button above.
About the units
Day (d)
Twenty-four hours, or 86,400 seconds.
Hour (h)
Sixty minutes, or 3,600 seconds.
The second is the SI base unit of time, defined by the caesium-133 atom. Months and years vary in length, so this converter uses Gregorian averages: a year of 365.2425 days and a month of 30.436875 days. For exact calendar spans between two dates, use the date calculator.
Questions and answers
How many hours are in a day?
One day (d) equals 24 hours (h).
How do I convert days to hours?
To convert days to hours, multiply the value in days by 24. The formula is h = d × 24. For example, 5 d = 120 h.
What is 5 d in h?
5 days is 120 hours.
Which is bigger, a day or a hour?
A day is bigger: 1 d = 24 h.
How long is a month in this converter?
Months and years change length, so unit conversion uses Gregorian averages: a year of 365.2425 days and a month of 30.436875 days. For exact spans between two calendar dates, use the date calculator.
Does this d to h converter work offline?
Yes. ConvertEasy is a progressive web app: after your first visit it keeps working with no connection, and you can install it to your home screen from the browser menu.