Temperature conversion
273 °C to K
546.15 K
273 degrees Celsius = 546.15 kelvin. Exact factor: K = °C + 273.15.
Live converter
Edit either field — the other updates instantly. Type decimal values like 38.4.
The formula
K = °C + 273.15
Worked example: 273 + 273.15 = 546.15 K.
Values near 273 °C
| °C | K |
|---|---|
| 270 | 543.15 |
| 271 | 544.15 |
| 272 | 545.15 |
| 273this page | 546.15 |
| 274 | 547.15 |
| 275 | 548.15 |
| 276 | 549.15 |
Frequently asked
How do you convert degrees Celsius to kelvin?
Apply the formula K = °C + 273.15. Enter any value in the live converter above and the result updates as you type.
What is 273 °C in K?
273 °C equals 546.15 K. The reference table below shows the values immediately around 273 °C.
Why does temperature conversion add 32?
The two scales have different zero points and step sizes. Water freezes at 32 °F but 0 °C, so the formula rescales by 5/9 and shifts by the 32-degree offset.