Temperature
Celsius to Kelvin Converter
1 °C = 274.15 K. Enter any value and the result updates instantly.
Convert
How to convert Celsius to Kelvin
- Type the Celsius value in the calculator.
- Keep Celsius selected as the from unit and Kelvin selected as the to unit.
- Use the instant result, or copy it with the copy button.
Celsius to Kelvin chart
| Celsius | Kelvin |
|---|---|
| -40 °C | 233.15 K |
| 0 °C | 273.15 K |
| 10 °C | 283.15 K |
| 20 °C | 293.15 K |
| 37 °C | 310.15 K |
| 100 °C | 373.15 K |
Formula
K = °C + 273.15
Example: 1 °C = 274.15 K.
Source
Temperature scale relationships from SI thermodynamic temperature definitions.
Common questions
How do I convert Celsius to Kelvin?
Enter the Celsius value in the converter, or multiply by the factor shown in the formula. K = °C + 273.15.
What is 1 °C = 274.15 K?
1 °C = 274.15 K. The chart on this page gives more common Celsius to Kelvin values.
Where does this temperature conversion come from?
Temperature scale relationships from SI thermodynamic temperature definitions. ConverterBase uses stable definitions and fixed conversion factors, not live or rounded market data.