Online Tools HarborCelsius to Kelvin formula
K = °C + 273.15
°C to K conversion table
| degrees Celsius (°C) | kelvins (K) |
|---|---|
| -273.15 °C | 0 K |
| 0 °C | 273.15 K |
| 20 °C | 293.15 K |
| 25 °C | 298.15 K |
| 100 °C | 373.15 K |
Need the opposite? Use the kelvins to degrees Celsius converter.
How to use the Celsius to Kelvins converter
- Enter the value you want to convert.
- Pick the units to convert from and to (or click ⇄ to swap).
- Read the result instantly, with the formula and a full table below.
About this tool
Convert degrees Celsius to kelvins instantly, with the formula and a °C to K conversion table. It is part of the free Converters collection on Online Tools Harbor. Everything happens locally in your browser, so it is fast and private.
Frequently asked questions
How do I convert degrees Celsius to kelvins?
Use the formula K = °C + 273.15. For example, 20 °C = 293.15 K.
How many kelvins are in 1 Celsius?
274.15 K. Temperature scales have different zero points, so use the formula: K = °C + 273.15.
Is the Celsius to Kelvins free?
Yes. The Celsius to Kelvins is completely free to use, with no sign-up and no limits on normal use.
Is my data safe?
Yes. This tool runs entirely in your web browser using JavaScript. Your text is never uploaded to our servers.
Does it work on mobile?
Yes, it works in any modern browser on phones, tablets and computers. No app to install.
More temperature conversions
Celsius to Fahrenheit · Fahrenheit to Celsius · Fahrenheit to Kelvins · Kelvins to Celsius · Kelvins to Fahrenheit