Degrees Celsius to Kelvins Converter
Type a value in degrees Celsius to see it in kelvins. It works both ways: type in the kelvins box to convert back.
Formula
K = °C + 273.15
Degrees Celsius to kelvins table
| Degrees Celsius | Kelvins |
|---|---|
| -40 °C | 233.15 K |
| -20 °C | 253.15 K |
| -10 °C | 263.15 K |
| 0 °C | 273.15 K |
| 5 °C | 278.15 K |
| 10 °C | 283.15 K |
| 15 °C | 288.15 K |
| 18 °C | 291.15 K |
| 20 °C | 293.15 K |
| 22 °C | 295.15 K |
| 25 °C | 298.15 K |
| 30 °C | 303.15 K |
| 37 °C | 310.15 K |
| 40 °C | 313.15 K |
| 100 °C | 373.15 K |
| 180 °C | 453.15 K |
| 200 °C | 473.15 K |
| 220 °C | 493.15 K |
Worked examples
-20 °C in kelvins
-20 °C
253.15 K
Worked out with the rule above: use the formula K = °C + 273.15.
22 °C in kelvins
22 °C
295.15 K
Worked out with the rule above: use the formula K = °C + 273.15.
200 °C in kelvins
200 °C
473.15 K
Worked out with the rule above: use the formula K = °C + 273.15.
About Degrees Celsius to Kelvins Converter
This converter turns degrees Celsius into kelvins as you type, and works the other way too: type in the kelvins box to convert back. To convert degrees Celsius to kelvins, use the formula K = °C + 273.15. For example, -20 °C is 253.15 K, and 22 °C is 295.15 K.
Temperature scales start from different zero points, so you cannot convert them with a single factor. Each conversion adds or subtracts an offset as well as scaling. Both units have exact definitions, so the converter gives an exact result, rounded only for display. Use the table below for common values, or set the decimal places to round the answer for a form or a label.
How to use Degrees Celsius to Kelvins Converter
- Type the amount in degrees Celsius in the first box.
- Read the answer in kelvins in the second box and in the result line below.
- To convert the other way, type in the kelvins box instead, or use the swap button to open the kelvins to degrees Celsius page.
- Choose a number of decimal places if you need a rounded figure, then copy the result line.
Common uses
- Converting a recipe oven temperature
- Reading a weather forecast from another country
- Checking a body temperature reading
- Science homework and lab work
Frequently asked questions
What is 22 °C in kelvins?
22 °C is 295.15 K. To work it out, use the formula K = °C + 273.15.
How do I convert degrees Celsius to kelvins?
To convert degrees Celsius to kelvins, use the formula K = °C + 273.15. For example, 200 °C is 473.15 K.
How do I convert kelvins to degrees Celsius?
Going the other way, use the formula °C = K − 273.15. The kelvins to degrees Celsius converter does this for you.
What is 100 °C in kelvins?
100 °C is 373.15 K.
At what temperature are Celsius and Fahrenheit the same?
Minus 40 degrees is the same on both scales. Below that, the Fahrenheit number is lower; above it, the Fahrenheit number is higher.