Convert Kelvin to Celsius
Enter a value in Kelvin to see it instantly in Celsius, or use the reverse converter below.
1 K = -272.15 °C
See this the other way: Celsius to Kelvin
Kelvin
Definition: The SI base unit of temperature, starting at absolute zero with no negative values.
Current use: Used in physics, chemistry, and engineering wherever an absolute scale is required.
Celsius
Definition: A scale where water freezes at 0° and boils at 100° at standard atmospheric pressure.
Current use: The standard temperature scale for weather, cooking, and science in most of the world.
Kelvin to Celsius Conversion Table
| Kelvin [K] | Celsius [°C] |
|---|---|
| -40 K | -313.15 °C |
| -20 K | -293.15 °C |
| 0 K | -273.15 °C |
| 20 K | -253.15 °C |
| 25 K | -248.15 °C |
| 37 K | -236.15 °C |
| 100 K | -173.15 °C |
How to Convert Kelvin to Celsius
°C = K − 273.15
Example: convert 1 K to °C:
1 K = -272.15 °C