Fahrenheit to Celsius

Convert °F to °C using the internationally-agreed conversion factor - the bridge between metric and Imperial marine units.

UnitsTemperature

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This calculator requires JavaScript to compute its result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

x_{^\circ C} = f(x_{^\circ F})

Symbol	Meaning	Unit
$°F$	Value in °F	°F
$°C$	Value in °C	°C

Source: NIST SP 811 / ISO 80000

Convert \u00b0F to \u00b0C using the internationally-agreed conversion factor \u2014 the bridge between metric and Imperial marine units.