## Conversion formula

The conversion factor from days to years is 0.0027397260273973, which means that 1 day is equal to 0.0027397260273973 years:

1 d = 0.0027397260273973 yr

To convert 365 days into years we have to multiply 365 by the conversion factor in order to get the time amount from days to years. We can also form a simple proportion to calculate the result:

1 d → 0.0027397260273973 yr

365 d → T(yr)

Solve the above proportion to obtain the time T in years:

T(yr) = 365 d × 0.0027397260273973 yr

T(yr) = 1 yr

The final result is:

365 d → 1 yr

We conclude that 365 days is equivalent to 1 years:

365 days = 1 years

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 year is equal to 1 × 365 days.

Another way is saying that 365 days is equal to 1 ÷ 1 years.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three hundred sixty-five days is approximately one years:

365 d ≅ 1 yr

An alternative is also that one year is approximately one times three hundred sixty-five days.

## Conversion table

### days to years chart

For quick reference purposes, below is the conversion table you can use to convert from days to years

days (d) years (yr)
366 days 1.003 years
367 days 1.005 years
368 days 1.008 years
369 days 1.011 years
370 days 1.014 years
371 days 1.016 years
372 days 1.019 years
373 days 1.022 years
374 days 1.025 years
375 days 1.027 years