How many hours in 1 Julian year?
The answer is 8766.
We assume you are converting between hour and Julian year.
You can view more details on each measurement unit: hours or
Julian year
The SI base unit for time is the second.
1 second is equal to 0.00027777777777778 hours, or 3.1688087814029E-8 Julian year.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between hours and years.
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.

››Want other units?

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

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).

››Definition: Year

A year is the time between two recurrences of an event related to the orbit of the Earth around the Sun. In astronomy, the Julian year is a unit of time, defined as 365.25 days of 86,400 SI seconds each (no leap seconds), or 31,557,600 seconds total.

We default to using the Gregorian year on this site, but you can select a specific type of year by entering the full name like "Julian year".

››Metric conversions and more

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