Celsius to Kelvin Converter
Convert temperature from Celsius to Kelvin instantly. Useful for science, weather references, and absolute temperature comparisons.
Celsius to Kelvin Converter tool
Negative Celsius values are allowed. Kelvin output cannot go below 0 K.
Result will appear here.
| Reference | Value |
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Privacy: runs locally in your browser. No inputs are stored or transmitted.
Uses the standard conversion: K = °C + 273.15.
Reverse formula: °C = K − 273.15
Examples
- 0°C = 273.15 K
- 25°C = 298.15 K
- 100°C = 373.15 K
FAQ
- How do you convert Celsius to Kelvin?
Use the formula K = °C + 273.15.
- Can Kelvin ever be negative?
No. Kelvin cannot go below 0 K.
- Can I reverse the conversion?
Yes. Use the Reverse button to switch between Celsius to Kelvin and Kelvin to Celsius.
- Are my inputs stored?
No. All calculations run locally in your browser.