Conversions

Fahrenheit to Celsius

Convert °F to °C with formula explanation and a quick reference table.

Enter value

Result

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Formula: °C = (°F − 32) × 5/9

Need the reverse? Try Celsius → Fahrenheit instead →

Fahrenheit to Celsius — reference table

Fahrenheit (°F)	Celsius (°C)
-40°F	-40°C
0°F	-17.8°C
32°F	0°C
50°F	10°C
68°F	20°C
99°F	37°C
100°F	37.8°C
212°F	100°C
350°F	176.7°C
450°F	232.2°C

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How to use Fahrenheit to Celsius

01 Enter the value you want to convert in the input field
02 The converted result appears instantly
03 Scroll down for a quick-reference table of common values

Frequently asked questions

Common questions about Fahrenheit to Celsius.

Is Fahrenheit to Celsius free to use?

Yes, Fahrenheit to Celsius is completely free. No account, subscription, or payment is ever required — just open the page and start using it.

Does Fahrenheit to Celsius upload my data to a server?

No. Fahrenheit to Celsius runs entirely in your web browser using client-side JavaScript. Your files, text, and data never leave your device, making it 100% private.

Can I use Fahrenheit to Celsius on my phone or tablet?

Yes. Fahrenheit to Celsius is fully responsive and works on all modern smartphones, tablets, and desktop browsers without installing any app.

How accurate are the conversions?

Fahrenheit to Celsius uses standard mathematical conversion formulas and displays results to up to 8 decimal places of precision.

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About Fahrenheit to Celsius

Fahrenheit is the temperature scale used for weather, cooking, and general life in the United States. To convert to Celsius — the standard everywhere else — subtract 32, then multiply by 5/9. Fahrenheit to Celsius conversion is needed when reading US weather forecasts abroad, following American cooking recipes that specify oven temperatures in Fahrenheit, understanding US medical temperature references, and working with American technical documentation.