Conversion formula

The conversion factor from weeks to years is 0.01916534904892, which means that 1 week is equal to 0.01916534904892 years:

1 wk = 0.01916534904892 yr

To convert 42.5 weeks into years we have to multiply 42.5 by the conversion factor in order to get the time amount from weeks to years. We can also form a simple proportion to calculate the result:

1 wk → 0.01916534904892 yr

42.5 wk → T_(yr)

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

T_(yr) = 42.5 wk × 0.01916534904892 yr

T_(yr) = 0.81452733457908 yr

The final result is:

42.5 wk → 0.81452733457908 yr

We conclude that 42.5 weeks is equivalent to 0.81452733457908 years:

42.5 weeks = 0.81452733457908 years

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 year is equal to 1.2277058823529 × 42.5 weeks.

Another way is saying that 42.5 weeks is equal to 1 ÷ 1.2277058823529 years.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that forty-two point five weeks is approximately zero point eight one five years:

42.5 wk ≅ 0.815 yr

An alternative is also that one year is approximately one point two two eight times forty-two point five weeks.

Conversion table

weeks to years chart

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