°C to K conversion formula
K = °C + 273.15
Celsius (°C) is the metric temperature scale where water freezes at 0° and boils at 100° (at sea-level pressure). Standard across most of the world.
Kelvin (K) is the SI base unit of temperature, starting at absolute zero (−273.15 °C). Standard in physics and chemistry.
°C to K conversion table
| °C | K |
|---|---|
| 0 °C | 273.15 K |
| 10 °C | 283.15 K |
| 20 °C | 293.15 K |
| 30 °C | 303.15 K |
| 40 °C | 313.15 K |
| 50 °C | 323.15 K |
| 60 °C | 333.15 K |
| 70 °C | 343.15 K |
| 80 °C | 353.15 K |
| 90 °C | 363.15 K |
| 100 °C | 373.15 K |
How to convert °C to K
- Write down the value in °C you want to convert.
- Apply the formula: K = °C + 273.15.
- Read your result in K. Done.
Frequently asked questions
How many K is 1 °C?
Using the official conversion factor, 1 degree Celsius = 274.15 kelvin. The converter above handles any value instantly.
What is the formula to convert degree Celsius to kelvin?
K = °C + 273.15. Apply it directly, or simply use the converter above.
Is this °C to K converter free?
Yes — 100% free, unlimited, with no sign-up. CalculUnits is funded by non-intrusive ads, never by paywalls.