THE RIGHT UNIT. THE CLEAR ANSWER.

Rankine converter.

Switch between Celsius, Fahrenheit, Kelvin, and historical temperature scales using the full offset formulas.

Temperature converter
°R
-439.67°F
THE RESULT

20 °R = -439.67 °F

Calculated in your browserFormula & conversion table

These are absolute temperatures, not temperature differences. Values below absolute zero are not physically valid.

ONE VALUE, EVERY UNIT

Rankine equivalents

Convert toResultCalculator
Celsius (°C)-262.0388889 °C
Fahrenheit (°F)-439.67 °F
Kelvin (K)11.11111111 K
Réaumur (°Ré)-209.6311111 °Ré
Newton (°N)-86.47283333 °N

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About temperature conversions

Switch between Celsius, Fahrenheit, Kelvin, and historical temperature scales using the full offset formulas.

Temperature conversions apply a scale factor and an offset. Select any unit above to see its conversion formula, a worked example, and a reference table.

How precision and conventions work