How many degrees Celsius are in 18 degrees Fahrenheit?

the answer:

18 degrees Fahrenheit is -7.78 degrees Celsius
18 °F = -7.78 °C

How to convert 18 degrees Fahrenheit to Celsius using the formula?

The formula for converting degrees Fahrenheit to degrees Celsius:

Conversion Formula (wikimedia)

Let's calculate the degrees Celsius for 18 degrees Fahrenheit using this formula:

(18 - 32) * 5 / 9
=
-14 * 5 / 9
=
-70 / 9
=
-7.78

Alex Fedorov
Created by Alex Fedorov
Last updated : February 11, 2025