Unit conversion
Fahrenheit to Celsius Converter
Convert fahrenheit to celsius instantly. Free fahrenheit to celsius calculator with formula, examples and FAQs.
Converted value
-17.22
1.00 fahrenheit = -17.22 celsius
Introduction
Need to convert fahrenheit to celsius? This page gives you an instant calculator, the exact conversion formula, worked examples and answers to common questions. Whether you are studying, travelling, shipping goods or checking specifications, accurate unit conversion saves costly mistakes.
Formula
°C = (°F − 32) × 5/9
Examples
- •0 fahrenheit = -17.7778 celsius
- •25 fahrenheit = -3.8889 celsius
- •100 fahrenheit = 37.7778 celsius
Related conversions
Support
Frequently asked questions
How do I convert fahrenheit to celsius?
Multiply your fahrenheit value by the conversion factor, or use the formula: °C = (°F − 32) × 5/9. Our calculator applies this instantly in your browser.
What is the formula for fahrenheit to celsius?
The standard conversion is: °C = (°F − 32) × 5/9. Enter any fahrenheit value above and the calculator returns the equivalent in celsius immediately.
How do I convert celsius back to fahrenheit?
Reverse the conversion by swapping the units in the calculator, or visit our dedicated celsius-to-fahrenheit page for the inverse formula and examples.
Is this fahrenheit to celsius converter accurate?
Yes. Conversions use standard international factors and precise floating-point math. Results are suitable for everyday, engineering and travel use.
When would I need a temperature conversion like fahrenheit to celsius?
Common uses include travel planning, shipping labels, school coursework, recipe scaling and reading international product specs. Bookmark this page for quick fahrenheit to celsius lookups.
Is my data sent to a server?
No. The conversion runs locally in your browser on MerQPrime. Values are never uploaded.
Explore more