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!

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.

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

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

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).

**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!