Calculators toolsUpdated July 2026

Free Fahrenheit to Celsius Converter

Convert Fahrenheit to Celsius online for free, directly in your browser.

Free online tool No signup Direct download Browser-first privacy
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Enter a value to convert.

Your numbers stay in your browser.

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How to convert Fahrenheit to Celsius

  1. Type a value in °F.
  2. The result in °C updates instantly.

Fahrenheit to Celsius formula

°C = (°F − 32) × 5/9. For example, 68°F is 20°C.

Common use cases

  • Convert a US weather forecast from Fahrenheit to Celsius
  • Check a body temperature reading in Fahrenheit

Frequently asked questions

Is this Fahrenheit to Celsius converter free?

Yes, with no signup or watermark.

Are my numbers uploaded?

No. The conversion runs locally in your browser.

Can I convert Celsius to Fahrenheit here too?

Yes. Use the swap button, or visit the Celsius to Fahrenheit page directly.