Convert rankine to celsius
1 rankine equals -272.59444 celsius. Enter a value below to convert instantly.
Need the other direction? Convert celsius to rankine →
Formula
°C = (°R × 5/9) − 273.15
Not a simple multiplication. These scales have different zero points, so the conversion applies an offset as well as a ratio.
Step by step
- Start with 1 °R.
- Apply the Rankine-to-Celsius formula.
- The result is -272.59444 °C.
Rankine to Celsius conversion table
| Rankine (°R) | Celsius (°C) |
|---|---|
| -40 | -295.37222 |
| -20 | -284.26111 |
| 0 | -273.15 |
| 10 | -267.59444 |
| 20 | -262.03889 |
| 32 | -255.37222 |
| 37 | -252.59444 |
| 50 | -245.37222 |
| 98.6 | -218.37222 |
| 100 | -217.59444 |
Convert Rankine to other temperature units
1 °R expressed in every other temperature unit on this site.
- Celsius °C -272.59444
- Fahrenheit °F -458.67
- Kelvin K 0.55555556
- Rankine °R 1
- Réaumur °Ré -218.07556
- Delisle °De 558.89167
- Newton Scale °N -89.956167
- Rømer °Rø -135.61208
About the rankine
The rankine (°R) is a Other unit of temperature.
About the celsius
The celsius (°C) is a Metric unit of temperature.
Where this conversion is used
Converting rankine to celsius comes up when cooking, weather, medical readings, and science experiments. Because the scales have different zero points, you add or subtract an offset — you cannot simply multiply.
Related conversions
Frequently asked questions
How many celsius are in a rankine?
One rankine equals -272.59444 celsius.
How do you convert rankine to celsius?
°C = (°R × 5/9) − 273.15
What is 1 celsius in rankine?
One celsius equals 493.47 rankine.
When would I convert rankine to celsius?
This conversion is common when cooking, weather, medical readings, and science experiments.
Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.