Year

yr

Commonly Used Scientific Unit

The year is one of the most significant time units for human civilization, representing Earth's complete orbit around the Sun. It forms the basis of all calendars and age measurement.

Quick Converter

1 yr = s

Controls display format. Very small or very large numbers will be shown in scientific notation (e.g., 1.5e-6).

Year (yr)

The year is one of the most significant time units for human civilization, representing Earth’s complete orbit around the Sun. It forms the basis of all calendars and age measurement.

Characteristics

  • Time unit
  • 1 year (average) = 365.25 days
  • 1 year (leap year) = 366 days
  • 1 year = 12 months
  • Astronomical period: Earth’s orbital period around Sun
  • Common in: age, historical events, planning

Conversions

  • 1 yr (average) = 365.25 d
  • 1 yr = 8,766 h
  • 1 yr = 525,960 min
  • 1 yr = 31,557,600 s
  • 1 yr ≈ 52.14 weeks
  • 1 yr = 12 months
  • 10 years = 1 decade

Related Units

Used In Regions

International Worldwide
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