Convert Kelvin to Celsius
1 Kelvin = 1 Celsius · 1 Celsius = 1 Kelvin
Conversion formula
°C = 1 × K + -273.15 → K = 1 °C
The reverse direction: 1 °C = 1 K (affine — offset included).
Quick reference
| K | °C |
|---|---|
| 1 K | -272.15 °C |
| 2 K | -271.15 °C |
| 3 K | -270.15 °C |
| 5 K | -268.15 °C |
| 10 K | -263.15 °C |
| 20 K | -253.15 °C |
| 25 K | -248.15 °C |
| 50 K | -223.15 °C |
| 100 K | -173.15 °C |
| 250 K | -23.15 °C |
| 500 K | 226.85 °C |
| 1,000 K | 726.85 °C |
About these units
The Kelvin (K) and the Celsius (°C) are both units of temperature. Under the standard definition, one K equals exactly -272.15 °C. This category's SI base unit is the kelvin.