Fahrenheit to Celsius
Convert fahrenheit (°F) to celsius (°C) instantly. Convert oven, body and outdoor temperatures.
Fahrenheit → Celsius
-17.2222
°C
1 °F = -17.2222 °C
Frequently asked questions
One fahrenheit (°F) equals approximately -17.2222 celsius (°C). Multiply your value by this ratio to convert.
Temperature scales convert via fixed offsets and ratios, so the conversion is exact; only the displayed result is rounded.
The fahrenheit (°F) is widely used for weather, cooking and lab work, which is why converting it to celsius comes up so often.
Fahrenheit to Celsius
Converting fahrenheit (°F) to celsius (°C) is quick once you know the relationship: 1 °F equals about -17.2222 °C. To convert any amount, you simply scale by that ratio using each scale’s offset.
For a worked example, 10 °F = -12.2222 °C. The same method works for any value you enter, so you can check a single figure or build a quick reference table.
This conversion is especially useful for ovens, fevers and forecasts. Whether you are double-checking a measurement, comparing options or learning the units, having the exact fahrenheit-to-celsius factor saves time and avoids mistakes. Enter your own value above to convert instantly.