Unit Converters
Time Converter
Convert between seconds, minutes, hours, days, and years.
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About the Time Converter
Convert units of time free — seconds to minutes, minutes to hours, hours to days, days to weeks, and even milliseconds to years. Enter any duration and read it in every unit simultaneously (an hour is 3,600 seconds; a day is 86,400). Great for project estimates, billing, cooking, science class, and "how many hours is 10,000 minutes?" moments.
How to use the Time Converter
- 01Enter a value.
- 02Pick the unit to convert from.
- 03Read every other unit and copy.
Frequently asked questions
How many seconds in an hour?
3,600 seconds (60 minutes × 60 seconds).
How long is a month here?
An average month of 30.44 days (a year ÷ 12) is used for conversions.
How many hours are in a year?
8,760 hours in a regular year (365 × 24), and 8,784 in a leap year.