🌡️ Temperature
Rankine to Kelvin Converter
Convert Rankine to Kelvin instantly with a reference conversion table.
Quick answer: To convert Rankine to Kelvin, multiply by 0.555556. For example, 1 Rankine = 0.555556 Kelvin. Use the calculator below for any value.
Rankine to Kelvin
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Common conversions
| Rankine | Kelvin |
|---|
Formula:
How to convert Rankine to Kelvin
1
Enter your value
Type the number of rankine you want to convert into the left box. The result in kelvin appears instantly in the right box. You can also type into the right box to convert in the other direction.
2
Use the swap button
Click the ⇄ Swap button to reverse the conversion — Kelvin to Rankine. Your current value carries across so you don't have to re-enter anything.
3
About Rankine and Kelvin
Rankine and Kelvin are common temperature measurements.
💡 Did you know?
°R ÷ 1.8 = K. 0 K = 0 °R (absolute zero in both). 459.67 °R = 255.37 K = -17.78°C = 0°F. Rankine is used in US thermodynamics where Fahrenheit is the common scale. It relates to Kelvin exactly as Fahrenheit relates to Celsius — same degree size, different zero point.
📊 Common conversions at a glance
| Rankine | Kelvin |
|---|---|
| 0 | 0 |
| 459.67 | 255.4 |
| 491.67 | 273.2 |
| 527.67 | 293.2 |
| 671.67 | 373.2 |
| 671.67 | 373.2 |
Reviewed for 2026. Rankine ↔ Kelvin conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.