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Kelvin to Rankine converter

Convert K to °R instantly. Type any value and get the result in rankine. 1 K = 1.8 °R.

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Temperature›K → °R
From
To
result below ↓
1 K=
1.8°R
formula1 K = 1.8 °R

Common kelvin → rankine

=1.8 °R
=3.6 °R
=9 °R
=18 °R
=36 °R
=90 °R
=180 °R
=900 °R
=1,800 °R

Need a different value? .

Convert the other way
Rankine to Kelvin

How to convert kelvin to rankine

The conversion from Kelvin to Rankine uses the formula below. Unlike length or weight, temperature scales don’t share a zero point, so you can’t just multiply.

Formula
°R = K × 9/5

For example:

  • →5 K = 9 °R
  • →100 K = 180 °R

Quick reference

  • ▸1 K = 1.8 °R
  • ▸1 °R = 0.555556 K

When you need to convert K to °R

  • ·Cooking — oven temperatures, candy stages, sous-vide setpoints.
  • ·Weather — daily forecasts in different countries.
  • ·Health — body temperature and fever thresholds.
  • ·Science — converting lab measurements between scales.
  • ·Travel — knowing what to pack for the climate.

Frequently asked

How many rankine are in 1 kelvin?
These units don’t convert by a flat ratio, but 1 K corresponds to 1.8 °R via the formula °R = K × 9/5.
How do I convert K to °R in my head?
Use the formula °R = K × 9/5 — there’s no single multiplier.
What is the formula for kelvin to rankine?
°R = K × 9/5.
What is the reverse — how many kelvin in 1 rankine?
1 °R corresponds to 0.555556 K via the reverse formula.

Related conversions

Rankine to Kelvin
1 °R = 0.555556 K
Kelvin to Celsius
1 K = -272.15 °C
Kelvin to Fahrenheit
1 K = -457.87 °F
Celsius to Rankine
1 °C = 493.47 °R
Fahrenheit to Rankine
1 °F = 460.67 °R
Rankine to Celsius
1 °R = -272.594 °C
Rankine to Fahrenheit
1 °R = -458.67 °F
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