Celsius to Kelvin
Instantly convert Celsius (°C) to Kelvin (K). Free online converter with accurate results.
°C
Kelvin (K)
K
K = °C + 273.15
Quick Reference: Celsius to Kelvin
| °C | K |
|---|---|
| 10 | 283.15 |
| 25 | 298.15 |
| 50 | 323.15 |
| 100 | 373.15 |
| 250 | 523.15 |
| 500 | 773.15 |
How to Convert Celsius to Kelvin
Formula:
K = °C + 273.15
Example:
25 °C = 298.15 K
- Enter the value in Celsius you want to convert
- The result is calculated automatically
- Copy your result in Kelvin or continue converting
About Celsius and Kelvin
Kelvin is the SI unit for thermodynamic temperature, used extensively in science. Zero Kelvin (−273.15°C) is absolute zero—the theoretical point where all molecular motion stops. To convert, simply add 273.15 to Celsius.
Common Uses for This Conversion
Scientific research, physics calculations, color temperature in photography and lighting, and any context requiring an absolute temperature scale.
💡Did You Know?
Unlike Celsius and Fahrenheit, Kelvin has no negative values because it starts at absolute zero. Lord Kelvin proposed this scale in 1848, and it's now the standard in all scientific work.
Frequently Asked Questions
To convert Celsius to Fahrenheit, use the formula: °F = (°C × 9/5) + 32. For example, 25°C = (25 × 9/5) + 32 = 77°F. Our temperature converter does this calculation instantly.
Absolute zero is the lowest possible temperature where all molecular motion stops. It equals 0 Kelvin, -273.15°C, -459.67°F, and 0 Rankine.
To convert Fahrenheit to Celsius, use the formula: °C = (°F - 32) × 5/9. For example, 98.6°F = (98.6 - 32) × 5/9 = 37°C (normal body temperature).
The Kelvin scale is primarily used in scientific contexts. It starts at absolute zero and uses the same increment size as Celsius. To convert Celsius to Kelvin, add 273.15. For example, 25°C = 298.15 K.
Celsius and Fahrenheit are equal at -40 degrees. This is the only temperature where both scales show the same value: -40°C = -40°F.
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