How many year in 1 day?
The answer is 0.0027397260274.

We assume you are converting between **year** and **day**.

You can view more details on each measurement unit:

year or
day

The SI base unit for **time** is the second.

1 second is equal to 3.17097919838E-8 year, or 1.15740740741E-5 day.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between years and days.

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.

A year is the time between two recurrences of an event related to the orbit of the Earth around the Sun. By extension, this can be applied to any planet: for example, a "Martian year" is a year on Mars.

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

**ConvertUnits.com** provides an online
conversion calculator for all types of measurement units.
You can find metric conversion tables for SI units, as well
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