Home › Temperature › Celsius to Kelvin
Temperature converter
Celsius to Kelvin
Convert degrees Celsius (°C) to kelvin (K) instantly. Type a value in either box — it works both ways.
1 °C = 274.15 K
Formula
K = °C + 273.15ADVERTISEMENT
Celsius to Kelvin conversion chart
| Celsius | Kelvin |
|---|---|
| -40 °C | 233.15 K |
| -20 °C | 253.15 K |
| -10 °C | 263.15 K |
| 0 °C | 273.15 K |
| 10 °C | 283.15 K |
| 20 °C | 293.15 K |
| 25 °C | 298.15 K |
| 30 °C | 303.15 K |
| 37 °C | 310.15 K |
| 100 °C | 373.15 K |
About degrees Celsius and kelvin
Celsius, Fahrenheit and Kelvin are the three main temperature scales. Water freezes at 0 °C / 32 °F / 273.15 K and boils at 100 °C / 212 °F / 373.15 K. Kelvin starts at absolute zero, so it has no negative values.
Related converters
Celsius to Fahrenheit°C → °FFahrenheit to Celsius°F → °CKelvin to CelsiusK → °CFahrenheit to Kelvin°F → K
Frequently asked questions
How many kelvin are in a celsius?
To convert, use K = °C + 273.15. For example, 1 °C = 274.15 K.
How do you convert degrees Celsius to kelvin?
Apply the formula K = °C + 273.15. Enter any degrees Celsius value in the calculator above and the kelvin result updates instantly.
What is 10 °C in K?
10 °C = 283.15 K. See the full conversion chart above for more common values.