Celsius to Kelvin
Convert celsius to kelvin instantly with the formula and a quick reference table.
Quick answer: Formula: K = °C + 273.15. For example, 0 °C = 273.15 K, and 100 °C = 373.15 K.
Good to know
- A quick estimate from °C to °F: double it and add 30. It is close for everyday weather.
- Water freezes at 0 °C (32 °F) and boils at 100 °C (212 °F) at sea level. Normal body temperature is about 37 °C (98.6 °F).
Quick reference
| °C | K |
|---|---|
| -40 | 233.15 |
| 0 | 273.15 |
| 20 | 293.15 |
| 37 | 310.15 |
| 100 | 373.15 |
| 200 | 473.15 |
Frequently asked questions
What is the formula to convert celsius to kelvin?
K = °C + 273.15
What is 100 celsius in kelvin?
100 °C = 373.15 K.
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