1 day to hours
1 d = 24 h. Change the amount below, or read the formula and the reference table further down.
1 day equals
hours
1 d = 24 h
The formula
Days and hours both measure time from the same zero, so a single multiplier does the job.
h = d × 24
Going the other way? Convert hours to days.
Days to hours table
Values either side of 1 d.
| Days (d) | Hours (h) |
|---|---|
| -4 | -96 |
| -3.5 | -84 |
| -3 | -72 |
| -2.5 | -60 |
| -2 | -48 |
| -1.5 | -36 |
| -1 | -24 |
| -0.5 | -12 |
| 0 | 0 |
| 0.5 | 12 |
| 1 | 24 |
| 1.5 | 36 |
| 2 | 48 |
| 2.5 | 60 |
| 3 | 72 |
| 3.5 | 84 |
| 4 | 96 |
| 4.5 | 108 |
| 5 | 120 |
| 5.5 | 132 |
| 6 | 144 |
Questions people ask
- How many hours are in a day?
- One day equals 24 hours.
- How do I convert days to hours by hand?
- Multiply the number of days by 24. For a rough check, 24 is close enough for most everyday use.
- What is 1 day in hours?
- 1 day is 24 hours.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.