Rømer to Réaumur Converter


Enter the temperature in Rømer in the top field, then press the 'Convert' button. Alternatively, you can convert from Réaumur to Rømer by entering the value in Réaumur in the bottom field and press 'Convert'.

Rømer to Réaumur Conversion Formula

$T_{reaumur}=(T_{romer}-7.5)*\frac{32}{21}$

Reverse formula and conversion (Réaumur to Rømer)

Rømer

The Rømer scale owes its name to it's inventor Ole Christensen Rømer. A Rømer degree is equivalent to 40/21 of a Celsius degree. It places the water freezing point at 7.5 °Rø.

Réaumur

The Réaumur scale, named after René Antoine Ferchault de Réaumur places water freezing point at 0 °Ré and water boiling point at 80 °Ré.