Ré°

Réaumur degree (difference)

Temperature differenceexact by definition

A Réaumur degree of difference is exactly 1.25 K, since the Réaumur scale divides the interval between the ice and steam points into 80 parts where Celsius uses 100. A rise of 4 Ré° is a rise of 5 °C.

Watch out: Included for reading historical European data. Nothing modern is specified in it.

1 Ré° 1.25 C°