Temperature converter
Convert Celsius, Fahrenheit, Kelvin and Rankine.
This tool lets you convert temperature between Celsius, Fahrenheit, Kelvin and Rankine while respecting absolute zero.
Result
Approximation
Quick explanation
Enter a temperature, then choose the source and target units. Negative values are accepted when the selected unit allows them.
The tool prevents values below absolute zero.
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Additional information
What is the lowest possible temperature?
Temperature cannot go below absolute zero: -273.15 °C, 0 K, -459.67 °F or 0 °R depending on the selected unit.
Why are some negative values accepted?
A Celsius or Fahrenheit temperature can be negative, unlike Kelvin and Rankine scales which start at zero.
Rounded result and copied value
The large result favors quick reading. The copied value keeps more precision for calculations or documents.
Does data leave the browser?
No. The conversion is local and does not trigger any server call.
Limits and reuse
AppErgo tools are provided free of charge for practical and informational purposes. Although care is taken in their design, a result may be incomplete, unexpected or incorrect. Before relying on a result for any important use, check it using an appropriate method.
To report a bug in the tool, you can use the dedicated bug report form.
Results produced by AppErgo tools may be copied and reused freely. When publicly reusing a result, a method or an AppErgo page, a link to the relevant page is appreciated.
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For any other request, you can contact the webmaster.