How do I convert Reaumur to Delisle?

To convert Reaumur to Delisle, multiply the value by 1. For example, 1 °Ré equals 1 °De.

What is the formula for converting Reaumur to Delisle?

The formula is: Delisle = Reaumur × 1

Reaumur to Delisle Converter

Convert Reaumur (°Ré) to Delisle (°De)

Temperature Converter

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From

Result

148.125°De

1 Reaumur = 148.125 Delisle

Conversion Formula

0 °Ré = 150 °De

150 °De = 0 °Ré

How to Convert Reaumur to Delisle

To convert Reaumur to Delisle, use the formula: °De = (80 − °Ré) × 15/8

Delisle = Reaumur × 1

Examples: 0 °Ré = 150 °De (freezing point), 80 °Ré = 0 °De (boiling point)

Reaumur to Delisle Conversion Table

Reaumur (°Ré)	Delisle (°De)
-40 °Ré	225 °De
-20 °Ré	187.5 °De
-10 °Ré	168.75 °De
0 °Ré	150 °De
10 °Ré	131.25 °De
20 °Ré	112.5 °De
25 °Ré	103.125 °De
30 °Ré	93.75 °De
37 °Ré	80.625 °De
40 °Ré	75 °De
50 °Ré	56.25 °De
100 °Ré	-37.5 °De
200 °Ré	-225 °De
500 °Ré	-787.5 °De
1000 °Ré	-1725 °De

About These Scales

°RéReaumur

The Reaumur scale sets the freezing point of water at 0 and the boiling point at 80. It was widely used in Europe, particularly in France and Germany, until the adoption of Celsius.

°DeDelisle

The Delisle scale is unusual because it runs in the opposite direction to other temperature scales. Water boils at 0De and freezes at 150De. It was invented by Joseph-Nicolas Delisle in 1732.