Temperature conversion

Fahrenheit to Celsius

Useful for travel weather, cooking instructions, thermostats, and health readings reported in Fahrenheit.

Fahrenheit

1 °F

Celsius

-17.2222222222 °C

°C = (°F − 32) × 5/9

The formula

How to convert fahrenheit to celsius

Apply °C = (°F − 32) × 5/9. For example, -40 °F equals -40 °C.

Precision

Accurate constants, readable results

OmniUnit calculates with the full stored conversion factor, then displays up to 12 significant digits.

Common fahrenheit conversions

FahrenheitCelsius
-40 °F-40 °C
32 °F0 °C
50 °F10 °C
68 °F20 °C
77 °F25 °C
212 °F100 °C

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