1 Kelvin to Celsius
1 K = -272.15 °C. Change the amount below, or read the formula and the reference table further down.
1 Kelvin equals
Celsius
1 K = -272.15 °C
The formula
Kelvin and Celsius do not share a zero point, so the conversion needs an offset as well as a scale factor.
°C = (K × 1 − 273.15 − 0) ÷ 1
Going the other way? Convert Celsius to Kelvin.
Kelvin to Celsius table
Values either side of 1 K.
| Kelvin (K) | Celsius (°C) |
|---|---|
| -4 | -277.15 |
| -3.5 | -276.65 |
| -3 | -276.15 |
| -2.5 | -275.65 |
| -2 | -275.15 |
| -1.5 | -274.65 |
| -1 | -274.15 |
| -0.5 | -273.65 |
| 0 | -273.15 |
| 0.5 | -272.65 |
| 1 | -272.15 |
| 1.5 | -271.65 |
| 2 | -271.15 |
| 2.5 | -270.65 |
| 3 | -270.15 |
| 3.5 | -269.65 |
| 4 | -269.15 |
| 4.5 | -268.65 |
| 5 | -268.15 |
| 5.5 | -267.65 |
| 6 | -267.15 |
Questions people ask
- What is 1 K in Celsius?
- 1 K is -272.15 °C. The two scales have different zero points, so the gap between them is not a fixed ratio.
- How do I convert Kelvin to Celsius by hand?
- These scales have different zero points, so you cannot use a single multiplier. Apply °C = (K × 1 − 273.15 − 0) ÷ 1.
- What is 1 Kelvin in Celsius?
- 1 Kelvin is -272.15 Celsius.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.