Temperature · °F → °C
Fahrenheit to Celsius
Enter any value below to convert fahrenheit to celsius instantly.
To
1 °F = -17.222222 °C
Conversion formula
How to convert °F to °C
°C = (°F − 32) × 5/9
Temperature conversions use an offset as well as a scale. Apply the formula above instead of multiplying by a single fixed factor.
This conversion is often needed when reading US weather forecasts, recipes, oven settings or product instructions elsewhere in the world.
Worked example
Convert 10 °F10 °F = -12.222222 °C
Calculated with the published formula. No estimated exchange rates or hidden rounding.
Common fahrenheit to celsius values
| Fahrenheit (°F) | Celsius (°C) |
|---|---|
| -40 °F | -40 °C |
| 0 °F | -17.777778 °C |
| 10 °F | -12.222222 °C |
| 20 °F | -6.666667 °C |
| 37 °F | 2.777778 °C |
| 100 °F | 37.777778 °C |
Quick answer
How many celsius are in one fahrenheit?
One fahrenheit equals -17.222222 °C.