Converter Days to Years

Converter Days to Years Please provide values below to convert day [d] to year [y], or vice versa.

A day (symbol: d) is an accepted, non-SI unit of time that is defined based on the SI (International System of Units) unit of time, the second, and is equal to 86,400 seconds.

A year (symbol: y, yr, or a) is a measurement of time based on Earth's orbital period around the sun. This is approximated as 365 or 366 days in the Gregorian calendar. Earth's orbit around the sun is seen as the passing of seasons in which weather, daylight hours, vegetation, and soil fertility, among other things, change.