Conversion guide

How to Convert Fahrenheit to Celsius

A complete guide with formula, examples, chart, and instant calculator link.

1. Formula

°C = (°F − 32) × 5/9

2. How it works

Enter your value in degree Fahrenheit [°F], apply the formula, and read the result in degree Celsius [°C]. The calculator handles the arithmetic instantly.

3. Examples

-40 degree Fahrenheit [°F] = -40 degree Celsius [°C]

0 degree Fahrenheit [°F] = -17.777778 degree Celsius [°C]

1 degree Fahrenheit [°F] = -17.222222 degree Celsius [°C]

10 degree Fahrenheit [°F] = -12.222222 degree Celsius [°C]

20 degree Fahrenheit [°F] = -6.666667 degree Celsius [°C]

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