Kelvin to Degrees Celsius
Convert kelvin to degrees Celsius instantly. See the exact formula, a worked example and a quick reference chart — free, no sign-up.
To convert kelvin to degrees Celsius, use °C = K − 273.15. For example, 300K = 26.85°C. Enter any value in the converter above to do it instantly.
Why convert kelvin to degrees Celsius?
Kelvin (K) and degrees Celsius (°C) are two different temperature scales, so converting between them needs a formula rather than a single multiplier. The tool above does it instantly; below is the exact formula, a worked example and a reference chart you can scan.
Kelvin to degrees Celsius formula
°C = K − 273.15
Worked example: 300 kelvin = 26.85 degrees Celsius.
Kelvin to degrees Celsius conversion table
| Kelvin (K) | Degrees Celsius (°C) |
|---|---|
| 0 | -273.15 |
| 255.37 | -17.78 |
| 273.15 | 0 |
| 293.15 | 20 |
| 300 | 26.85 |
| 310.15 | 37 |
| 373.15 | 100 |
Kelvin to Degrees Celsius — frequently asked questions
What is the formula to convert kelvin to degrees Celsius?
Use °C = K − 273.15. For example, 300K = 26.85°C.
What is 100K in °C?
100K = -173.15°C. Enter any value in the converter above for an instant result.
How do I convert degrees Celsius back to kelvin?
Do the reverse conversion — see our degrees Celsius-to-kelvin converter for the formula and an instant calculator.
Is this kelvin-to-degrees Celsius converter free?
Yes — it's completely free, instant and runs in your browser with no sign-up. Nothing you type is uploaded.