›› Convert day to hour


›› More information from the unit converter

How many days in 1 hours? The answer is 0.041666666666667.
We assume you are converting between day and hour.
You can view more details on each measurement unit:
days or hours
The SI base unit for time is the second.
1 second is equal to 1.1574074074074E-5 days, or 0.00027777777777778 hours.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between days and hours.
Type in your own numbers in the form to convert the units!

›› Date difference between calendar days

You may also want to find out how many days are between two dates on the calendar. Use the date calculator to get your age in days or measure the duration of an event.

›› Quick conversion chart of days to hours

1 days to hours = 24 hours

2 days to hours = 48 hours

3 days to hours = 72 hours

4 days to hours = 96 hours

5 days to hours = 120 hours

6 days to hours = 144 hours

7 days to hours = 168 hours

8 days to hours = 192 hours

9 days to hours = 216 hours

10 days to hours = 240 hours

›› Want other units?

You can do the reverse unit conversion from hours to days, or enter any two units below:

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›› Common time conversions

days to second
days to millennium
days to quarter
days to minute
days to nanosecond
days to week
days to shake
days to fortnight
days to century
days to millisecond

›› Definition: Day

A continuous period of 24 hours which, unless the context otherwise requires, runs from midnight to midnight.

›› Definition: Hour

The hour was originally defined in Egypt as 1/24 of a day, based on their duo-decimal numbering system (which counted finger joints on each hand).

›› Metric conversions and more

ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!