Conversion

Days to Hours Converter

1 day = 24 h. Enter any value to convert days (d) to hours (h), or use the table below for common values.

Results

1 d =24 hdays → hours

1 d24 h

1 h0.04166666667 d

Formula: h = d × 24

1 d in other units

1 d in other units
Unit	Value
seconds (s)	86,400
minutes (min)	1,440
hours (h)	24
weeks (wk)	0.1428571429
months (mo)	0.03285488408
years (yr)	0.002737907007

Formula

h = d × 24

Example: 10 d = 240 h. To convert the other way, use d = h × 0.04166666667.

Days to Hours conversion table

Days (d)	Hours (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
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
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

About days and hours

A day is 24 hours, or 86,400 seconds (ignoring occasional leap seconds).

An hour is 60 minutes, or 3,600 seconds.

Other Time conversions

Hours → DaysReverse conversion Seconds → Hourss → h Minutes → Hoursmin → h Days → Secondsd → s Days → Minutesd → min Days → Weeksd → wk Days → Monthsd → mo Days → Yearsd → yr Weeks → Hourswk → h Months → Hoursmo → h Years → Hoursyr → h

Frequently asked questions

How do I convert days to hours?

Use the formula h = d × 24. For example, 10 d = 240 h.

What is 1 day in hours?

1 d = 24 h.

How do I convert hours back to days?

Use d = h × 0.04166666667. 1 h = 0.04166666667 d.