Free Temperature Converter Tool

Convert between 3 supported units including Celsius, Fahrenheit, Kelvin with adjustable precision and a documented conversion methodology.

What this converter covers

Convert temperatures between Celsius, Fahrenheit, and kelvin using their defined offset-and-scale relationships.

Worked example

20 Celsius = 68 Fahrenheit

Important unit notes

•Temperature scales require formulas with offsets, not simple multiplication.
•Kelvin values represent thermodynamic temperature; 0 K is absolute zero.

Conversion factors are maintained against documented standards and definitions. Some displayed decimals are rounded for readability.How accuracy is handled·Sources

Popular Temperature conversions

Celsius to Fahrenheit Fahrenheit to Celsius

Supported units

Celsius

Fahrenheit

Kelvin

About this converter

This tool converts through a consistent base-unit relationship defined for the temperature converter. It is designed for quick everyday use while preserving more internal precision than is normally useful to display.

Read the conversion methodology →

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