Time converter

Time is based on the second. Months and years here are Gregorian averages (1 year = 365.2425 days), so they can differ from a specific calendar month.

Formula and table →

Common conversions

1 millisecond equals

nanosecond (ns)1,000,000
microsecond (µs)1,000
second (s)0.001
minute (min)0.0000166667
hour (h)2.77778 × 10^-7
day (d)1.15741 × 10^-8
week (wk)1.65344 × 10^-9
month (average) (mo)3.80265 × 10^-10
year (average) (yr)3.16887 × 10^-11
decade (dec)3.16887 × 10^-12
century (c)3.16887 × 10^-13

Every Time conversion

About Time units

month (average) (mo)
An average month, 30.44 days.
year (average) (yr)
An average calendar year, 365.2425 days.

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