Time Converter

Convert a length of time into any other unit instantly. The table below shows everything from milliseconds to years.

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In every unit

Milliseconds (ms) -
Seconds -
Minutes -
Hours -
Days -
Weeks -
Months (average) -
Years (average) -

Everything you enter is processed in your browser and is never sent to or stored on a server.

What is a time unit converter?

Use it to find out how many hours are in 10,000 seconds or how many years are in 1,000 days. A minute is 60 seconds, an hour is 3,600 seconds and a day is 86,400 seconds. Months and years vary in length, so they use the Gregorian averages (one year = 365.2425 days).

How to use

  1. Enter a length of time and choose the unit to convert from.
  2. Choose the unit to convert to and the result appears instantly.
  3. Check the table to see the same time in every unit.

Frequently asked questions

How many seconds are in a year?

An average year (365.2425 days) is 31,556,952 seconds. A 365-day year is 31,536,000 seconds.

How long is a month here?

An average month of about 30.44 days. For the exact number of months between two dates, use the date calculator.

How many minutes is 1.5 hours?

90 minutes. Decimal values convert just as easily.