Delisle Conversion Calculator

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Delisle Definition and Usage

The Delisle scale is used to measure temperature.

Delisle can be abbreviated as De; for example, 1 degree Delisle can be written as 1 °De.

What Is the Delisle Scale?

The Delisle scale is a temperature scale that sets a fixed zero point equal to the temperature of boiling water. The Delisle scale is uses incrementing degrees as the temperature decreases. It runs from 0 degrees at the boiling point of water to 150 degrees at the the freezing point.

Important Temperatures In Degrees Delisle

TemperatureDegrees Delisle
Absolute Zero559.725 °De
Freezing Point of Water150 °De
Boiling Point of Water0 °De

Background and Origin

The Delisle scale is named for its creator, Joseph-Nicolas Delisle, a French astronomer. He created a thermometer containing mercury to measure a range of temperatures from boiling to freezing. The scale was used in Russia for nearly a century, but it's not commonly used today.

Delisle Conversion Table

Common Delisle temps and equivalent temperatures
Delisle Fahrenheit Celsius kelvins Rankine Newton
1 °De 210.8 °F 99.333333 °C 372.483333 K 670.47 °R 32.78 °N
2 °De 209.6 °F 98.666667 °C 371.816667 K 669.27 °R 32.56 °N
3 °De 208.4 °F 98 °C 371.15 K 668.07 °R 32.34 °N
4 °De 207.2 °F 97.333333 °C 370.483333 K 666.87 °R 32.12 °N
5 °De 206 °F 96.666667 °C 369.816667 K 665.67 °R 31.9 °N
6 °De 204.8 °F 96 °C 369.15 K 664.47 °R 31.68 °N
7 °De 203.6 °F 95.333333 °C 368.483333 K 663.27 °R 31.46 °N
8 °De 202.4 °F 94.666667 °C 367.816667 K 662.07 °R 31.24 °N
9 °De 201.2 °F 94 °C 367.15 K 660.87 °R 31.02 °N
10 °De 200 °F 93.333333 °C 366.483333 K 659.67 °R 30.8 °N
11 °De 198.8 °F 92.666667 °C 365.816667 K 658.47 °R 30.58 °N
12 °De 197.6 °F 92 °C 365.15 K 657.27 °R 30.36 °N
13 °De 196.4 °F 91.333333 °C 364.483333 K 656.07 °R 30.14 °N
14 °De 195.2 °F 90.666667 °C 363.816667 K 654.87 °R 29.92 °N
15 °De 194 °F 90 °C 363.15 K 653.67 °R 29.7 °N
16 °De 192.8 °F 89.333333 °C 362.483333 K 652.47 °R 29.48 °N
17 °De 191.6 °F 88.666667 °C 361.816667 K 651.27 °R 29.26 °N
18 °De 190.4 °F 88 °C 361.15 K 650.07 °R 29.04 °N
19 °De 189.2 °F 87.333333 °C 360.483333 K 648.87 °R 28.82 °N
20 °De 188 °F 86.666667 °C 359.816667 K 647.67 °R 28.6 °N

Delisle Conversion Calculators

You can also convert temperature using one of our Delisle converters below.

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