How do you convert celsius to kelvin?
To convert celsius to kelvin, add 273.15. A value of 0 C equals 273.15 K.
Kelvin = Celsius + 273.15
Celsius to Kelvin conversion table
| Celsius | Kelvin |
|---|---|
| -40 C | 233.15 K |
| 0 C | 273.15 K |
| 20 C | 293.15 K |
| 100 C | 373.15 K |
| 200 C | 473.15 K |
What is Celsius?
Celsius is one of the most widely used temperature scales in daily and engineering practice.
Short history of Celsius
The Celsius scale became popular because it provides an intuitive reference tied to water phase-change temperatures.
Open the Celsius unit guideWhat is Kelvin?
Kelvin is the SI base unit of thermodynamic temperature.
Short history of Kelvin
The Kelvin scale was developed to express absolute temperature starting from absolute zero.
Open the Kelvin unit guideFrequently asked questions
How precise are the results?
Conversion results are calculated to 12 significant figures. Very large or very small values are shown in scientific notation.
Is the Celsius to Kelvin converter free?
Yes. The conversion tool on BirimCeviri.app is free and requires no sign-up.
Sources
The definitions and conversion relationships on this page are aligned with standard metrology and SI reference material.