Time Unit Converter

Convert between Seconds, Minutes, Hours, Days, and more.

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How to Use the Time Unit Converter

  1. Enter Duration: Type a number in any field (e.g., "3600" in Seconds).
  2. Read Equivalents: Instantly see that 3600 seconds is exactly 1 hour.
  3. Large Units: Useful for seeing how many minutes are in a year, or how many weeks are in a decade.

The Scale of Time

Time conversions aren't always base-10 (decimal), making mental math difficult.

  • 60 Seconds = 1 Minute
  • 60 Minutes = 1 Hour
  • 24 Hours = 1 Day
  • 7 Days = 1 Week
  • ~30.44 Days = 1 Month (Average)
  • 365.24 Days = 1 Year (Accounting for leap years)

Scientific Time

For high-precision tasks, we support small units:

  • Millisecond (ms): 1/1,000 of a second (Blink of an eye is ~300ms)
  • Microsecond (µs): 1/1,000,000 of a second (camera flash speed)
  • Nanosecond (ns): 1/1,000,000,000 of a second (computer processor cycles)

Deep Time

For historical or geological scales:

  • Decade: 10 Years
  • Century: 100 Years
  • Millennium: 1,000 Years

Fun Fact: A "Jiffy"

You might say "I'll be there in a jiffy," but in physics, a "jiffy" is an actual unit of time! It is the time it takes for light to travel one centimeter in a vacuum (approx 33.356 picoseconds).