The degree Celsius, named after the Swedish astronomer Anders Celsius, is a unit of temperature with a fascinating dual nature. While it’s widely used every day for weather forecasts and cooking, it’s also pivotal in scientific endeavors. Celsius is part of the metric system, which makes it compatible with the Kelvin scale used in scientific research. Interestingly, Celsius was initially devised with an inverted scale, where 100 represented the freezing point of water and 0 its boiling point. It was only after Celsius’s death that Carolus Linnaeus, another Swedish scientist, reversed it to the standard we use today.

This unit is essential for understanding the physical properties of materials. For instance, the Celsius scale aligns perfectly with the properties of water, a substance vital for life on Earth. The fact that water freezes at 0°C and boils at 100°C under standard atmospheric conditions makes it convenient for daily temperature assessments. This simplicity helps avoid the complications of Fahrenheit, which is commonly used in the United States but does not share the intuitive reference points of Celsius.

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The Degree Rankine, named after Scottish engineer and physicist William John Macquorn Rankine, is a thermodynamic temperature scale used primarily in engineering fields, especially in the United States. It is based on the Fahrenheit scale, with 0°R equivalent to absolute zero, effectively extending the Fahrenheit scale to begin at zero. Unlike Celsius or Kelvin, which are commonly used in scientific contexts, Rankine is particularly relevant in the context of engineering disciplines like thermodynamics and aerospace, where it facilitates calculations involving heat and energy.

One interesting aspect of the Rankine scale is that it is still used in niche applications, especially in calculations for steam power and internal combustion engines. Since Rankine is aligned with the Fahrenheit degree intervals, converting temperatures between Rankine and Fahrenheit is straightforward; all you need to do is add or subtract 459.67 degrees. This convenience can be crucial in industries reliant on precise thermal calculations where efficiency and safety are paramount.

Degrees Celsius

Degrees Rankine

-50 °C

401.67 °R

-48 °C

405.27 °R

-46 °C

408.87 °R

-44 °C

412.47 °R

-42 °C

416.07 °R

-40 °C

419.67 °R

-38 °C

423.27 °R

-36 °C

426.87 °R

-34 °C

430.47 °R

-32 °C

434.07 °R

-30 °C

437.67 °R

-28 °C

441.27 °R

-26 °C

444.87 °R

-24 °C

448.47 °R

-22 °C

452.07 °R

-20 °C

455.67 °R

-18 °C

459.27 °R

-16 °C

462.87 °R

-14 °C

466.47 °R

-12 °C

470.07 °R

-10 °C

473.67 °R

-8 °C

477.27 °R

-6 °C

480.87 °R

-4 °C

484.47 °R

-2 °C

488.07 °R

0 °C

491.67 °R

2 °C

495.27 °R

4 °C

498.87 °R

6 °C

502.47 °R

8 °C

506.07 °R

10 °C

509.67 °R

12 °C

513.27 °R

14 °C

516.87 °R

16 °C

520.47 °R

18 °C

524.07 °R

20 °C

527.67 °R

22 °C

531.27 °R

24 °C

534.87 °R

26 °C

538.47 °R

28 °C

542.07 °R

30 °C

545.67 °R

32 °C

549.27 °R

34 °C

552.87 °R

36 °C

556.47 °R

38 °C

560.07 °R

40 °C

563.67 °R

42 °C

567.27 °R

44 °C

570.87 °R

46 °C

574.47 °R

48 °C

578.07 °R

50 °C

581.67 °R

52 °C

585.27 °R

54 °C

588.87 °R

56 °C

592.47 °R

58 °C

596.07 °R

60 °C

599.67 °R

62 °C

603.27 °R

64 °C

606.87 °R

66 °C

610.47 °R

68 °C

614.07 °R

70 °C

617.67 °R

72 °C

621.27 °R

74 °C

624.87 °R

76 °C

628.47 °R

78 °C

632.07 °R

80 °C

635.67 °R

82 °C

639.27 °R

84 °C

642.87 °R

86 °C

646.47 °R

88 °C

650.07 °R

90 °C

653.67 °R

92 °C

657.27 °R

94 °C

660.87 °R

96 °C

664.47 °R

98 °C

668.07 °R

100 °C

671.67 °R

Conversion

Celsius to Kelvins

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Celsius to Degrees Fahrenheit

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Celsius to Rankine Conversion

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> Celsius to Rankine Conversion Table

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