Convert Fahrenheit to Celsius
Convert Fahrenheit to Celsius quickly and accurately. A free unit converter with a conversion table, formula, and instant calculator.
Quick answer
0 °F = -17.7778 °C
How to convert Fahrenheit to Celsius
Temperature uses a fixed formula rather than a simple ratio — see the formula below.
Formula
°C = (°F − 32) × 5/9
Fahrenheit to Celsius conversion table
| Fahrenheit | Celsius |
|---|---|
| -40 °F | -40 °C |
| -20 °F | -28.8889 °C |
| -10 °F | -23.3333 °C |
| 0 °F | -17.7778 °C |
| 10 °F | -12.2222 °C |
| 20 °F | -6.6667 °C |
| 30 °F | -1.1111 °C |
| 37 °F | 2.7778 °C |
| 50 °F | 10 °C |
| 100 °F | 37.7778 °C |