Fast answers, clean math

Fahrenheit to Celsius converter

Enter Fahrenheit and get Celsius instantly. The formula is shown too, so you can sanity-check the result.

Unit converter

Convert Fahrenheit to Celsius

Formula

Fahrenheit to Celsius (°F → °C)

Fahrenheit and Celsius use different zero points, so the conversion includes both an offset and a multiplier.

Formula: Celsius = (Fahrenheit − 32) × 5/9

If you need the reverse: Fahrenheit = (Celsius × 9/5) + 32.

Quick °F to °C examples
Fahrenheit (°F) Celsius (°C)
-40-40
320
5010
6820
7725
98.637
212100