XinY Units - Convert duration units from Months to Years
For all your unit conversions. Convert from x to y, from this to that.
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Months
The month is synodic months and last approximately 29.53 days, related to lunar cycles. In short, it's the rough amount of time it takes the Moon to revolve once around the Earth.
Years
The calendar year is comprised of 365 days with the exception of leap years which contain 366. Whilst the average human life span is 72.6 years, planet earth is believed to be a staggering 4.5 billion years old.