Instantly convert degrees Celsius (°C) to kelvin (K). Bidirectional, accurate, and free.
To convert degrees Celsius to kelvin, use the formula K = °C + 273.15. For example, 2 degrees Celsius equals 275.15 kelvin. Type any number into the calculator above and the result appears instantly — you can also type into the kelvin box to convert the other way.
| degrees Celsius | Kelvin |
|---|---|
| 0 °C | 273.15 K |
| 10 °C | 283.15 K |
| 20 °C | 293.15 K |
| 25 °C | 298.15 K |
| 37 °C | 310.15 K |
| 50 °C | 323.15 K |
| 75 °C | 348.15 K |
| 100 °C | 373.15 K |
There are 274.15 kelvin in one degree Celsius. To convert any value, apply the formula K = °C + 273.15.
The formula is K = °C + 273.15. Enter a value above and the result updates instantly in both directions.
Yes. It uses the exact internationally-defined conversion factor, so results match official standards to several decimal places.
Yes — the converter is bidirectional. Type in either box and the other updates automatically using the inverse formula.