PRODUCTIVITY AND CONVERSIONS

Temperature converter

Convert between Celsius, Fahrenheit, and Kelvin.

✓ Free✓ No sign-up✓ Instant result
Interactive online tool
INTERACTIVE TOOL

Temperature converter

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How to use this tool

  1. Enter a temperature.
  2. Choose its source scale.
  3. Choose the destination scale and preserve any negative sign.
Formula or method used°F = °C × 9/5 + 32. K = °C + 273.15.

Worked example

Zero Celsius equals 32 Fahrenheit and 273.15 kelvin.

Assumptions and limits

Converting a temperature difference is different from converting an absolute reading.

Frequently asked questions

Are results rounded?+

Up to six useful decimals are shown and unnecessary zeros are removed.

What happens to my inputs?+

Calculation inputs are processed locally in your browser. Favorites and preferences may be saved on this device. The site may perform separate network requests for live panels; these do not include the values entered into this local calculator. Do not paste secrets into public tools.

How should I check the result?+

Converting a temperature difference is different from converting an absolute reading.