Fahrenheit to Celsius Converter
Result
Convert Fahrenheit to Celsius with a direct one-way conversion.
Formula
- Enter a temperature in Fahrenheit. The calculator applies the exact temperature-scale relationship and returns the equivalent value in Celsius.
- The main inputs are Fahrenheit. Enter them in the units and format shown in the calculator.
- For unit conversions, the calculator applies the conversion relationship shown above and keeps source and target units consistent with the selected options.
- Changing any input above recalculates the result with the same calculation engine used by this page.
Example: Fahrenheit to Celsius
- Fahrenheit: 1
For 1 Fahrenheit: the equivalent is -17.222222222222 Celsius.
Sample result: Calculating…
Frequently asked questions
How do I convert Fahrenheit to Celsius?
Enter the Fahrenheit value; the calculator applies the exact scale conversion and reports Celsius.
What does the Fahrenheit to Celsius calculate?
Convert Fahrenheit to Celsius with a direct one-way conversion.
Which values should I enter?
Enter Fahrenheit using the units and format shown beside each field.
What formula does this calculator use?
The calculator uses the following relationship: Celsius = exact temperature-scale conversion from Fahrenheit.
Why might my result differ from another source?
Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.
Does the result update automatically?
Yes. Changing an input updates the result using the same calculation engine shown on this page.